scholarly journals Healthcare Resource Utilization and Costs of Medicare Fee for Service Beneficiaries Newly Diagnosed with Moderate to Severe Non-Advanced Systemic Mastocytosis

Blood ◽  
2021 ◽  
Vol 138 (Supplement 1) ◽  
pp. 4049-4049
Author(s):  
Erin M. Sullivan ◽  
Jenna Cohen ◽  
Chelsea Norregaard ◽  
Uyen Nguyen ◽  
Chris Sloan ◽  
...  

Abstract Systemic mastocytosis (SM) is a rare mast cell disease driven by the KIT D816V mutation in which mast cells accumulate in ≥1 tissues or organs resulting from clonal proliferation of abnormal mast cells in one or more extracutaneous organs. Most forms of SM are non-advanced (non-AdvSM). To date, the economic burden of non-AdvSM has not been well-studied among Medicare patients. This study compared direct healthcare resource utilization (HCRU) and healthcare costs in Medicare beneficiaries with non-AdvSM and a matched cohort without SM. This study used Centers for Medicare and Medicaid Services-sourced 100% Medicare Fee for Service (FFS) claims (Parts A/B/D) and identified newly diagnosed non-AdvSM patients who had ≥2 medical claims for SM (ICD-10-CM Dx codes: D47.02 OR C94.30 OR C94.31 OR C94.32 OR C96.21) between 1/1/2017 and 12/31/2018. Patients were classified as non-AdvSM using a claims-based algorithm. The index date was the date of first observed SM diagnosis. Continuous enrollment in Medicare Parts A/B/D for 12 months pre- and post-index was required. Non-AdvSM patients were direct matched (1:1) on age, sex, race, index year, Medicare-Medicaid dual eligibility, and Charlson Comorbidity Index score to a non-SM control cohort. HCRU and costs were assessed during the 12 months pre- and post-index. Medical costs are reported in 2021 US dollars. Post match, there were 333 non-AdvSM and 333 non-SM patients. Mean [SD] age of the non-AdvSM cohort was 67.3 [11.7] and 67.8 [13.3] years for the control cohort. Over 25% of patients were <65 years of age at index and originally qualified for Medicare with a disability. Most (76%) patients were female, and 94% were White. During the 12-month pre-index period, non-AdvSM patients had more specialist physician office visits per patient (mean [SD]: 15 [15]) compared to non-SM patients (10 [13]; p<0.01). Non-AdvSM patients vs. controls had higher prevalence of asthma (29% vs. 15%, p<0.0001) and any malignancy (43% vs. 15%, p<0.0001) and lower prevalence of hypertension (58% vs. 68%, p=0.0103), diabetes with and without complications (19% vs. 34%; 8% vs. 15%; both p<0.0001), and renal disease (7% vs. 11%, p=0.0439). Non-AdvSM patients were also higher utilizers of corticosteroids (64% vs. 54%, p=0.0094), epinephrine auto-injectors (31% vs. 1%, p<0.0001), and omalizumab (6% vs. 0%, p<0.0001) compared to non-SM patients. Total (Parts A/B/D) healthcare costs in the 12-month follow up period were almost one-third higher for non-AdvSM patients than for non-SM controls (mean [SD]: $40,250, [$54,563] vs. $30,013 [$51,235]; p=0.0128). Pharmacy (Part D only) expenditures were also significantly higher ($13,938[$38,367] vs. $5,745 [$17,213], p=0.0004) and accounted for a greater proportion (34.6% vs. 19.1%) of total costs for non-AdvSM patients vs. non-SM patients. Non-AdvSM patients were high utilizers of physician office visits post-index compared to non-SM controls; more non-AdvSM patients had ≥1 oncology/hematology visit (36.9% vs. 12.9%; p<0.0001), or allergy/immunology visit (47.2% vs. 3.9%; p<0.0001) and mean [SD] visits per patient were higher among non-AdvSM patients (3.4 [11.8] vs. 1.3 [6.4] oncology/hematology, p=0.0049; 3.3 [9.5] vs. 0.2 [1.7] allergy/immunology, p<0.0001). Approximately 40% of non-AdvSM patients filled ≥1 prescription for an epinephrine auto-injector compared with <3% in non-SM patients (p<0.0001). More non-AdvSM patients had prescriptions for H1 antihistamines (13.8% vs. 5.4%, p=0.0002), oral and systemic corticosteroids (39.0% vs. 27.9%, p<0.0001; 51.7% vs. 32.1%, p=0.0079, respectively), leukotriene antagonists (40.5% vs. 8.7%; p<0.0001), and omalizumab (6.9% vs. 0.0%, p<0.0001). Compared to a matched cohort of non-SM Medicare FFS patients, non-AdvSM Medicare patients had 30% higher mean per patient total healthcare expenditures ($40,250 vs. $30,013), driven by more prescription drug use and higher utilization of outpatient resources, specifically visits to oncologists/hematologists and allergists/immunologists. Notably, this analysis does not represent the HCRU and costs of the most severe SM patients. Further research to understand the basis of the higher proportion of non-AdvSM patient in this analysis who were <65 years and qualified for Medicare with a disability (vs. 14% in all of Medicare), and the corresponding long-term medical costs among these patients is warranted. Disclosures Sullivan: Blueprint Medicines: Current Employment, Current equity holder in publicly-traded company, Divested equity in a private or publicly-traded company in the past 24 months. Cohen: Blueprint Medicines: Current Employment, Current equity holder in publicly-traded company, Divested equity in a private or publicly-traded company in the past 24 months. Norregaard: Blueprint Medicines: Current Employment, Current equity holder in publicly-traded company. Nguyen: Blueprint Medicines: Current Employment. Sloan: Blueprint Medicines: Current Employment, Current equity holder in publicly-traded company, Current holder of individual stocks in a privately-held company, Current holder of stock options in a privately-held company. Petrilla: Blueprint Medicines: Other: Allison Petrilla is an employee of Avalere Health, which received consulting fees from Blueprint Medicines for this study.. Silverstein: Blueprint Medicines: Other: Alison Silverstein is an employee of Avalere Health, which received consulting fees from Blueprint Medicines for this study.. Murunga: Blueprint Medicines: Other: Anne Murunga is an employee of Avalere Health, which received consulting fees from Blueprint Medicines for this study.. Schinkel: Blueprint Medicines: Other: Jill Schinkel is an employee of Avalere Health, which received consulting fees from Blueprint Medicines for this study..

Blood ◽  
2021 ◽  
Vol 138 (Supplement 1) ◽  
pp. 4048-4048
Author(s):  
Erin M. Sullivan ◽  
Jenna Cohen ◽  
Chelsea Norregaard ◽  
Uyen Nguyen ◽  
Chris Sloan ◽  
...  

Abstract Systemic mastocytosis (SM) is a rare mast cell neoplasm driven by KIT D816V mutation. Advanced SM (AdvSM) includes three disease subtypes: aggressive SM, SM with associated hematological neoplasm, and mast cell leukemia. 1 Advanced disease onset often develops in patients above the age of 60. 1 Patients with AdvSM experience a range of severe symptoms including organ damage and shortened survival. 2 There is limited research quantifying the impact of AdvSM on healthcare resource utilization (HCRU) and costs, particularly within the Medicare population. This retrospective study compared direct HCRU and costs in Medicare beneficiaries with AdvSM to a matched cohort of beneficiaries without SM. This study used Centers for Medicare and Medicaid Services-sourced 100% Medicare Fee for Service (FFS) claims (Parts A/B/D) to identify newly diagnosed SM patients with >2 medical claims for SM (ICD-10-CM Dx codes: D47.02 OR C94.30 OR C94.31 OR C94.32 OR C96.21) between 01/01/2017 and 12/31/2018. The index date was the date of first observed SM diagnosis code. A claims-based algorithm was used to determine AdvSM subtype. Patients were required to have continuous enrollment in Medicare Parts A/B/D for 12 months pre- and post-index. AdvSM patients were direct matched (1:1) to a non-SM control cohort on age, sex, race, index year, Medicare-Medicaid dual eligibility, and Charlson Comorbidity Index score. HCRU and costs were assessed pre- and post-index. Chi-square and t-tests were used to evaluate differences in outcomes between AdvSM and non-SM patients. Medical costs are reported in 2021 USD. After matching, there were 339 AdvSM and 339 non-SM patients. Mean [SD] age was 68.2 [13.2] among AdvSM and 68.5 [13.9] among non-SM patients. More than 25% of patients were <65 years old at index and qualified for Medicare due to a preexisting disability. Majority of patients were female (59%) and White (91%). Compared to non-SM patients, AdvSM patients had more specialist and emergency department (ED) visits during the baseline period. Baseline prevalence of asthma (26% vs. 16%, p=0.0009) and any malignancy (60% vs. 23%, p<0.0001) was higher among AdvSM patients compared to controls, and lower for hypertension (70% vs. 81%, p=0.0006), and diabetes with and without complications (28% vs. 52%; 16% vs. 33%; both p<0.0001). During the 12 months post-index, all cause total healthcare expenditures (Parts A/B/D) were significantly higher for AdvSM patients than for non-SM comparator patients (mean [SD]: $123,412 [$180,386] vs. $47,988 [$64,693]; p<0.0001). Pharmacy costs (Part D) were a key driver of the total, accounting for 41% ($50,494 [$140,561]) of the total costs for AdvSM patients and 19% ($9,221 [$22,270]) of the total for non-SM patients. Inpatient hospital stays made up 24% of AdvSM patient costs and 26% of non-SM patient costs. More AdvSM than non-SM patients had ≥1 inpatient hospitalization (58% vs. 42%; p=0.0001), and length of hospital stay was significantly longer for AdvSM patients (13.1 [26.95] days) than for comparator patients (5.22 [12.66]; p<0.0001). Mean [SD] number of ED visits per patient was over twice as high for AdvSM than for non-SM patients (3.7 [12.0] vs. 1.6 [3.6]; p=0.0026). AdvSM patients had more than 5 times as many oncology/hematology and allergy/immunology physician office visits per patient versus non-SM controls (10.9 [21.5] vs. 2.0 [7.2]; 2.3 [7.4] vs. 0.1 [0.7]; both p<0.0001). AdvSM patients were higher utilizers of epinephrine (29.2% vs. <3% non-SM patients; p<0.0001), oral and systemic corticosteroids (54.0% vs. 38.1%, p<0.0001; 51.9% vs. 41.6%, p=0.0071), chemotherapy (12.09% vs. 6.78%; p=0.0181), and omalizumab (4.7% vs. 0.0%, p<0.0001). AdvSM Medicare FFS patients were more resource intensive and had 2.5 times higher per-patient healthcare costs in the 12 months following SM diagnosis compared to a matched cohort of non-SM patients. These costs were driven by significantly higher rates of inpatient stays, more frequent ED and physician outpatient visits, and higher utilization of multiple medications. Notably, AdvSM patients in this analysis included a larger proportion of patients <65 years old with preexisting disability compared to the broader Medicare population (~25% vs. 14%), suggesting that AdvSM patients may be more likely to qualify for Medicare due to disability rather than age compared to the overall Medicare population. Further research in this area is warranted. Disclosures Sullivan: Blueprint Medicines: Current Employment, Current equity holder in publicly-traded company, Divested equity in a private or publicly-traded company in the past 24 months. Cohen: Blueprint Medicines: Current Employment, Current equity holder in publicly-traded company, Divested equity in a private or publicly-traded company in the past 24 months. Norregaard: Blueprint Medicines: Current Employment, Current equity holder in publicly-traded company. Nguyen: Blueprint Medicines: Current Employment. Sloan: Blueprint Medicines: Current Employment, Current equity holder in publicly-traded company, Current holder of individual stocks in a privately-held company, Current holder of stock options in a privately-held company. Petrilla: Blueprint Medicines: Other: Allison Petrilla is an employee of Avalere Health, which received consulting fees from Blueprint Medicines for this study.. Silverstein: Blueprint Medicines: Other: Alison Silverstein is an employee of Avalere Health, which received consulting fees from Blueprint Medicines for this study.. Murunga: Blueprint Medicines: Other: Anne Murunga is an employee of Avalere Health, which received consulting fees from Blueprint Medicines for this study.. Schinkel: Blueprint Medicines: Other: Jill Schinkel is an employee of Avalere Health, which received consulting fees from Blueprint Medicines for this study..


Blood ◽  
2020 ◽  
Vol 136 (Supplement 1) ◽  
pp. 17-18
Author(s):  
Fredrik Borgsten ◽  
Xenia Gatopoulou ◽  
Marta Pisini ◽  
Magnus Tambour ◽  
Frida Schain ◽  
...  

Background In the last decades the introduction of novel drugs has greatly improved the prognosis of multiple myeloma (MM) patients. We have investigated healthcare resource utilization and sickness absence-associated productivity loss over time in a population-wide, retrospective registry study in Sweden. Methods 8,693 patients were identified in the National Cancer Register with a MM diagnosis from July 2001 to December 2015 and followed until 2016. Specialized healthcare usage (inpatient admissions and outpatient visits) were obtained from the Patient Register and costs were estimated by weighted DRG codes. For patients under 66 years of age, sickness absence and salary information were obtained by linkage to the LISA Register. Analyses were performed separately on patients who underwent autologous stem cell transplantation (ASCT) (n=1,425) and on non-transplanted patients (n=7,012) and stratified by diagnosis periods 2001-2005, 2006-2010 and 2011-2015 to reflect increased introduction of effective drugs into clinical care. Median age was 60 years in the ASCT group and 75 years in the non-ASCT group. Results The number of MM patients that underwent ASCT increased over time (n= 282 in 2001-2006 to n= 592 in 2011-2015). MM patients diagnosed most recently had improved overall survival (OS), with five-year OS rate increasing from 52% to 58% to 62% for patients diagnosed in 2001-2005, 2006-2010 and 2011-2015, respectively (p<0.0001). Patients diagnosed during 2011-2015 spent on average 20% and 9% less total time in specialized healthcare than patients diagnosed during 2001-2005 and 2006-2010, respectively (adjusting for sex, age at ASCT, weighted comorbidity score at ASCT and per follow-up year and education at ASCT). This decrease was driven by less usage and time in both inpatient and outpatient care. Adjusted sickness absence time decreased by 41% and 38% in the third follow-up year for patients diagnosed during 2011-2015 compared to patients diagnosed during 2001-2005 and 2006-2010, respectively. Productivity loss costs represented about 45% of total costs (healthcare resource costs ~55%) in the first two follow-up years, but decreased over time. The cumulative median per person cost (healthcare- and productivity-related) over the three follow-up years post-diagnosis decreased by 21% in 2011-2015 (€52,273) compared to 2001-2005 (€66,182), despite an 8% increase in three-year OS over the same period. The number of non-ASCT MM patients also increased over time (n=2,053 in 2001-2005 to n= 2,587 in 2011-2015). Median survival increased from 2.5 years to 3.4 years for patients diagnosed during 2001-2005 compared to 2011-2015. Average total time spent in specialized healthcare was reduced by 29% and 12% for patients diagnosed during 2011-2015, compared to patients diagnosed during 2001-2005 and 2006-2010, respectively (adjusting for sex, age at diagnosis, weighted CCS at diagnosis, weighted CCS per follow-up year and education at diagnosis). This was associated with decreased need for inpatient care and a shift towards more outpatient usage. By the third follow-up year, the adjusted sickness absence time in patients diagnosed during 2011-2015 was reduced by 44% and 23% compared to patients diagnosed in 2001-2005 and 2006-2010, respectively. Productivity loss accounted for approximately 15% of total costs (healthcare resource costs ~85%) and was stable over follow-up years. The cumulative median per-person cost (healthcare- and productivity-related) over three follow-up years was similar for patients diagnosed in 2001-2005 (€25,621) and 2011-2015 (€26,592), despite a 12% increase in three-year OS over the same period. Conclusion The availability of new treatment options for MM patients in Sweden over time was associated with less healthcare usage, less time spent in healthcare and lower productivity loss due to sickness absence for both ASCT and non-ASCT-treated patients. These improved clinical and economic outcomes provide policy makers, healthcare providers and physicians with invaluable real-world insights for cost-benefit considerations in the continued development and introduction of effective treatments for MM. Figure 1 Disclosures Borgsten: Janssen: Current Employment. Gatopoulou:Janssen: Current Employment. Pisini:Janssen: Current Employment. Tambour:Janssen: Current Employment, Current equity holder in publicly-traded company. Schain:Schain Research: Current Employment, Current equity holder in private company, Membership on an entity's Board of Directors or advisory committees; Janssen: Consultancy, Divested equity in a private or publicly-traded company in the past 24 months, Ended employment in the past 24 months. Jones:Schain Research: Current Employment. Kwok:Schain Research: Other: Internship . Hjortsberg:Janssen: Current Employment.


Blood ◽  
2021 ◽  
Vol 138 (Supplement 1) ◽  
pp. 1923-1923
Author(s):  
Matthew J. Matasar ◽  
Sheila Shapouri ◽  
Jamie T. Ta ◽  
Tu My To ◽  
Mei Wu ◽  
...  

Abstract Background: Follicular lymphoma (FL) is indolent and typically incurable, and patients (pts) often receive multiple lines of therapy (LOTs) throughout their lifetime (Batlevi et al. Blood Cancer J 2020). Options at relapse following first- or second-line anti-CD20 monoclonal antibody (MoAb)-containing regimens remain limited, although approved third- and later-line therapies (3L+) have become available. Few studies have estimated the real-world economic burden of pts with relapsed/refractory (R/R) FL requiring 3L+ treatment. The aim of this study was to examine real-world healthcare resource utilization (HRU) and costs among pts receiving FL therapies in the 3L+ setting. Methods: This retrospective cohort study used administrative claims data from the IQVIA PharMetrics ® Plus, a US commercial claims database. Adult pts who had ≥1 inpatient claim or ≥2 outpatient claims with an FL diagnosis from January 1, 2011 to September 30, 2020 were included. The final 3L+ population was identified by combining two groups: (1) pts newly initiating FL treatment (defined as systemic anti-cancer therapies listed in the National Comprehensive Cancer Network [NCCN] guidelines) between January 1, 2012 and September 30, 2017 and receiving any subsequent 3L FL treatment during the study period; and (2) pts who received a NCCN-recommended 3L+ FL phosphatidylinositol-3-kinase inhibitor (PI3Ki) between January 1, 2012 and March 30, 2020. Group 1 captured pts who received 3L FL therapies by a proxy algorithm for LOT (Optum 2018) based on NCCN guideline-listed therapies, and group 2 captured pts who received newer available PI3Kis, which are only approved in pts who have received ≥2 previous systemic FL therapies. The index date was the 3L treatment initiation date or the initial PI3Ki claim date. All pts had ≥12 months of pre- and ≥6 months of post-index continuous enrollment in medical and pharmacy benefits. Pts with other primary cancers or evidence of histological transformation during the pre-index period, or clinical trial participation during the study period were excluded. All-cause HRU and all-cause and FL-related (i.e. claim with a FL diagnosis in any position) costs (2020 USD) were annualized during the 3L+ treatment period (defined as the period from index 3L+ treatment until the end of the LOT) to mitigate the effects of different follow-up times. Results: Overall, 100 pts who initiated 3L+ FL treatment were included. Of these, 51% of pts were male, and the mean (standard deviation [SD]) age at index and Charlson Comorbidity Index (non-cancer) at baseline were 62 (10.1) years and 0.9 (1.5), respectively. Mean follow-up time was ~2.3 years, and the mean duration of index 3L+ FL treatment was 273 days. Overall, 44 pts (44%) received subsequent treatment. The most common therapy classes received for index 3L+ FL treatment were oral PI3Kis (n=45, 45%), anti-CD20 MoAb monotherapy (n=19, 19%), and chemoimmunotherapy (CIT; n=18, 18%). A summary of all-cause annualized HRU in pts receiving index 3L+ FL treatment is provided by visit type (Table). For all 3L+-treated pts, mean (SD) all-cause annualized total healthcare costs in the 3L+ treatment period were $193,207 ($148,702), and 83% of total healthcare costs were FL-related costs ($159,815 [$138,477]; Figure). Of the most common 3L+ FL therapy classes, CIT had the highest FL-related mean annualized costs ($214,631 [$120,799]), followed by oral PI3Kis ($131,208 [$86,712]), and anti-CD20 MoAb monotherapy ($105,061 [$73,445]). Conclusions: The economic burden of pts with R/R FL requiring 3L+ FL treatment is substantial, with FL-related costs comprising the majority of total healthcare costs. More than 40% of the pts in this analysis needed subsequent treatment, further compounding the challenges faced by this high-risk population. This analysis provides an initial benchmark for ongoing and future evaluations of the economic value of currently available and emerging therapies for multiple relapsed FL, though future studies with larger sample sizes and longer follow-up are warranted. Figure 1 Figure 1. Disclosures Matasar: Pharmacyclics: Honoraria, Research Funding; Memorial Sloan Kettering Cancer Center: Current Employment; Merck Sharp & Dohme: Current holder of individual stocks in a privately-held company; Genentech, Inc.: Consultancy, Honoraria, Research Funding; Merck: Consultancy; GlaxoSmithKline: Honoraria, Research Funding; F. Hoffmann-La Roche Ltd: Consultancy, Honoraria, Research Funding; Juno Therapeutics: Consultancy; Janssen: Honoraria, Research Funding; Bayer: Consultancy, Honoraria, Research Funding; Teva: Consultancy; Takeda: Consultancy, Honoraria; Seattle Genetics: Consultancy, Honoraria, Research Funding; IGM Biosciences: Research Funding; Daiichi Sankyo: Consultancy; Rocket Medical: Consultancy, Research Funding; ImmunoVaccine Technologies: Consultancy, Honoraria, Research Funding; TG Therapeutics: Consultancy, Honoraria. Shapouri: F. Hoffmann-La Roche Ltd: Current equity holder in publicly-traded company; Genentech, Inc.: Current Employment. Ta: Genentech, Inc.: Current Employment. To: F. Hoffmann-La Roche Ltd: Current equity holder in publicly-traded company, Divested equity in a private or publicly-traded company in the past 24 months; Genentech, Inc.: Current Employment. Wu: Genentech, Inc.: Current Employment; F. Hoffmann-La Roche Ltd: Current equity holder in publicly-traded company. Wang: Genentech, Inc.: Current Employment; F. Hoffmann-La Roche Ltd: Current equity holder in publicly-traded company; Aurinia Pharmaceuticals Inc.: Current equity holder in publicly-traded company; Novavax, Inc.: Current equity holder in publicly-traded company; Oragenics, Inc.: Current equity holder in publicly-traded company; The SPHERE Institute: Ended employment in the past 24 months; TG Therapeutics, Inc.: Current equity holder in publicly-traded company.


Circulation ◽  
2014 ◽  
Vol 129 (suppl_1) ◽  
Author(s):  
Chien-Chia Chuang ◽  
Edward Lee ◽  
Sharvari Bhurke ◽  
Sabyasachi Ghosh ◽  
Alie Tawah ◽  
...  

Background: Poor glycemic and blood pressure (BP) control in patients with type 2 diabetes mellitus (T2DM) may lead to higher risk of complications with varying healthcare resource utilization (HRU). We hypothesize that poor glycemic and BP control are associated with higher HRU/costs. Methods: This study analyzed electronic health records from integrated delivery networks across the US between 2008 and 2012. Adult T2DM patients with at least two HbA1c and BP measures over a 12-month baseline period were selected. The end of this baseline period marks the index date. Patients were required to have an additional 12-month follow-up after the index date to evaluate HRU/costs. Uncontrolled HbA1c was defined as ≥ 1 HbA1c measure that was ≥7% during the baseline period. Uncontrolled BP was defined as ≥ 2 measures with systolic BP ≥ 130mmHg or diastolic BP ≥ 80mmHg during the baseline period. Descriptive analysis was conducted to compare HRU/costs across study cohorts. Unit cost approach was applied to derive total medical encounter costs. Logistic regression models were performed to assess the association between uncontrolled HbA1c/BP and HRU. Results: Of the 96,312 T2DM patients included in this study (mean age: 62.4 years; female: 51.5%), 55.9% had uncontrolled HbA1c (mean age: 61.2 years; female: 49.4%) and 74.6% had uncontrolled BP (mean age: 62.3 years; female: 52.8%). Patients with uncontrolled HbA1c had a higher proportion of hospitalizations (16.6% vs. 15.0%) , ER visits (21.0% vs. 18.3%), and higher total medical encounter costs ($4,168 vs. $3,773) than controlled patients, but lower utilization of outpatient visits (28.5% vs. 33.1%) and physician office visits (93.9% vs. 94.3%) (all p<0.05). Patients with uncontrolled BP had a higher proportion of hospitalization (17.1% vs. 12.3%), ER visits (21.3% vs. 15.5%), and outpatient visits (33.3% vs. 22.5%) and higher total medical encounter costs ($4,236 vs. $3,282) than controlled patients, but lower utilization of physician office visits (93.6% vs. 95.4%) (all p<0.05). In regression models, uncontrolled HbA1c was associated with greater odds of having any hospitalization (odds ratio [OR]: 1.10; 95% confidence interval [CI]: 1.06–1.14) and ER visits (OR: 1.10; 95% CI: 1.07–1.14). Uncontrolled BP was also associated with greater odds of having any hospitalization (OR: 1.39; 95% CI: 1.33–1.45) and ER visits (OR: 1.37; 95% CI: 1.31–1.43). Conclusions: T2DM patients with uncontrolled HbA1c or BP had higher HRU in inpatient/ER settings and incurred higher costs. The findings highlight the clinical/economic significance of managing HbA1c and co-morbid hypertension among T2DM patients.


Blood ◽  
2021 ◽  
Vol 138 (Supplement 1) ◽  
pp. 4976-4976
Author(s):  
Clara Chen ◽  
Eros Papademetriou ◽  
Zephirin Kiendrebeogo ◽  
Ravi Potluri

Abstract INTRODUCTION : Managing patients with acute myeloid leukemia (AML) requires extensive healthcare resource utilization and costs; hospitalization is the largest component of medical costs for AML. In the phase 3 QUAZAR AML-001 trial, oral azacitidine (Oral-AZA [CC-486]) was associated with significant improvements in overall survival and relapse-free survival (RFS) vs. placebo (Wei, 2020). Prolonged RFS with Oral-AZA may translate into substantial economic benefits, with lower hospitalization-related costs due to reduced rates of hospitalization and days in hospital (Oliva, ASH 2020). Real-world economic benefits of prolonged remission remain insufficiently studied. OBJECTIVE: This study aimed to examine the economic burden of hospitalizations among patients with newly diagnosed AML in remission from a retrospective analysis of real-world data from a US claims database. METHODS: Using a retrospective cohort design, adult patients were selected from the IBM MarketScan TM Commercial and Medicare Supplemental Databases, with ≥2 outpatient claims or 1 inpatient claim with a primary International Classification of Disease 9th/10th Revision (ICD-9/ICD-10) code for AML between July 1, 2012, and September 30, 2019. Patients were required to have 1) at least 6 months of continuous enrollment, with pharmacy benefits, prior to diagnosis, 2) received systemic induction therapy as first-line (1L) therapy for AML on or after the index diagnosis date, and 3) attained remission from 1L systemic therapy. Patients were followed from remission after systemic induction therapy, with or without consolidation, until the end of the follow-up period. Eligible patients were organized into cohorts based on their duration of remission (DOR): Cohort A included patients with &lt; median DOR and Cohort B had patients with ≥ median DOR. Hospitalization incidence and duration during the follow-up period were calculated using a per-patient per-year (PPPY) metric. Hospitalization-related costs were compared using a generalized linear model (GLM) with gamma distribution and log-link function. Generalized estimating equations (GEE) clustered on the patient were used to compare incidence and duration of hospitalizations. All costs were adjusted for inflation and reported in 2019 US dollars (USD). RESULTS: In all, 693 patients met all selection criteria and were assessed for DOR. The median DOR for all patients was 167 days; cohorts A and B included 346 and 347 patients, respectively, with median times from remission to end of follow-up of 106.5 and 460 days. Baseline characteristics were comparable between cohorts; mean [SD] age was 55.1 [14.4] years, 49.4% of patients were male, and mean [SD] Charlson comorbidity index [CCI] was 0.8 [1.2]. The PPPY number of hospitalizations was higher in Cohort A than in Cohort B (4.56 vs 2.09, respectively), as was the PPPY total length of hospital stay (51.1 vs 19.7 days). The PPPY hospitalization-related costs were $345,728 in Cohort A and $125,018 in Cohort B; the cumulative hospitalization cost per patient was $148,430 higher in Cohort A at 12 months and $177,500 higher at 18 months (Figure). Multivariate GEE and GLM models with adjustment for patient characteristic covariates (eg, age, sex, CCI) identified prolonged remission was significantly associated with reduced number, duration, and cost of hospitalization (P &lt; 0.001, all comparisons). CONCLUSIONS: In a real-world setting, prolonged AML remission was associated with significantly lower rates and durations of hospitalization, which were estimated to result in substantial cumulative cost savings. These data underscore the importance of active maintenance therapies that delay relapse for patients with AML. While the costs of long-term therapy face increasing scrutiny, these costs should be weighed relative to the potential economic benefit of prolonged remission and reduced burden of healthcare resource utilization. Figure 1 Figure 1. Disclosures Chen: Bristol Myers Squibb: Current Employment, Current equity holder in publicly-traded company. Papademetriou: SmartAnalyst Inc.: Current Employment. Potluri: Bristol Myers Squibb: Consultancy.


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