scholarly journals Cost of Herpes Zoster in Patients With Selected Immune-Compromised Conditions in the United States

2016 ◽  
Vol 3 (2) ◽  
Author(s):  
Qian Li ◽  
Shih-Yin Chen ◽  
Stuart J. Burstin ◽  
Myron J. Levin ◽  
Jose A. Suaya

Abstract Background.  This retrospective study investigates the healthcare costs of herpes zoster (HZ) in patients with selected immune-compromised (IC) conditions in the United States (US). Methods.  Patients with incident HZ diagnosis (index date) were selected from nationwide administrative claims databases from 2005 to 2009. Baseline IC groups, analyzed separately, included adults aged 18–64 years with the following: human immunodeficiency virus infection (HIV), solid organ transplant (SOT), bone marrow or stem cell transplant (BMSCT), or cancer; and older adults (aged ≥65 years) with cancer. Herpes zoster patients (n = 2020, n = 1053, n = 286, n = 13 178, and n = 9089, respectively) were 1-to-1 matched to controls without HZ (with randomly selected index date) in the same baseline group. The healthcare resource utilization and costs (2014 US dollars) during the first 2 postindex quarters were compared between matched cohorts with continuous enrollment during the quarter. Results.  Herpes zoster patients generally had greater use of inpatient, emergency room and outpatient services, and pain medications than matched controls (P < .05). The incremental costs of HZ during the first postindex quarter were $3056, $2649, $13 332, $2549, and $3108 for HIV, SOT, BMSCT, cancer in adults aged 18–64 years, and cancer in older adults, respectively (each P < .05). The incremental costs of HZ during the second quarter were only significant for adults aged 18–64 years with cancer ($1748, P < .05). The national incremental costs of HZ were projected to be $298 million annually across the 5 IC groups. Conclusions.  The healthcare cost associated with HZ among patients with studied IC conditions was sizable and occurred mainly during the first 90 days after diagnosis.

2019 ◽  
Vol 71 (7) ◽  
pp. e125-e134 ◽  
Author(s):  
Susannah L McKay ◽  
Angela Guo ◽  
Steven A Pergam ◽  
Kathleen Dooling

Abstract Background The primary reported risk factors for herpes zoster (HZ) include increasing age and immunodeficiency, yet estimates of HZ risk by immunocompromising condition have not been well characterized. We undertook a systematic literature review to estimate the HZ risk in immunocompromised patients. Methods We systematically reviewed studies that examined the risk of HZ and associated complications in adult patients with hematopoietic cell transplants (HCT), cancer, human immunodeficiency virus (HIV), and solid organ transplant (SOT). We identified studies in PubMed, Embase, Medline, Cochrane, Scopus, and clinicaltrials.gov that presented original data from the United States and were published after 1992. We assessed the risk of bias with Cochrane or Grading of Recommendations Assessment, Development, and Evaluation methods. Results We identified and screened 3765 records and synthesized 34 studies with low or moderate risks of bias. Most studies that were included (32/34) reported at least 1 estimate of the HZ cumulative incidence (range, 0–41%). There were 12 studies that reported HZ incidences that varied widely within and between immunocompromised populations. Incidence estimates ranged from 9 to 92 HZ cases/1000 patient-years and were highest in HCT, followed by hematologic malignancies, SOT, and solid tumor malignancies, and were lowest in people living with HIV. Among 17 HCT studies, the absence of or use of antiviral prophylaxis at <1 year post-transplant was associated with a higher HZ incidence. Conclusions HZ was common among all immunocompromised populations studied, exceeding the expected HZ incidence among immunocompetent adults aged ≥60 years. Better evidence of the incidence of HZ complications and their severity in immunocompromised populations is needed to inform economic and HZ vaccine policies.


2018 ◽  
Vol 69 (2) ◽  
pp. 341-344 ◽  
Author(s):  
Rafael Harpaz ◽  
Jessica W Leung

Abstract Historic herpes zoster incidence trends in US adults have been hard to interpret. Using administrative databases, we extended previous descriptions of these trends through 2016. We observed an age-specific transition, with ongoing increases among younger adults but deceleration in older adults. The patterns are not readily explained.


2020 ◽  
Vol 156 (12) ◽  
pp. 1307
Author(s):  
Michael R. Sargen ◽  
Elizabeth K. Cahoon ◽  
Charles F. Lynch ◽  
Margaret A. Tucker ◽  
Alisa M. Goldstein ◽  
...  

2019 ◽  
Vol 6 (Supplement_2) ◽  
pp. S594-S595
Author(s):  
Kathleen L Dooling ◽  
Angela Guo ◽  
Steven A Pergam ◽  
Susannah McKay

Abstract Background The two known primary risk factors for herpes zoster (HZ) are age and immunodeficiency yet estimates of HZ risk by immunocompromising medical condition have not been well characterized. We undertook a systematic review of the literature to estimate HZ risk in six categories of immunocompromised patients. Methods We conducted a systematic review of evidence for HZ in patients with hematopoietic cell transplants (HCT), cancer (blood and solid tumor), HIV, and solid-organ transplant (SOT; kidney and other). We identified studies in Pubmed, Embase, Cochrane, Scopus and clinicaltrials.gov using the following outcome search terms: Herpes Zoster, Shingles, VZV, chickenpox, Varicella-zoster virus, or opportunistic infection. We included articles that presented original data from studies in the United States on risk of HZ in adults and were published after 1992 (1996 for HIV). Case reports and conference abstracts were excluded. We assessed risk of bias with Cochrane (clinical trials) or GRADE (observational) methods and categorized studies as high, medium, or low risk. Results We identified and screened 3,765 records; 57 articles were abstracted and 34 deemed low or moderate risk of bias (Figure 1). All articles reported at least one estimate of HZ cumulative incidence, which ranged from 0% to 41%. Thirteen studies estimated HZ incidence, which varied widely within and between immunocompromised populations (Figure 2). The highest estimates were seen in HCT (median = 52 HZ cases/1000 patient-years), followed by blood cancers and SOT, and then solid tumor cancers and HIV (median = 13 HZ cases/1,000 patient-years). Among 17 studies of HCT patients, longer follow-up time and absent or <1 year of post-transplant antiviral prophylaxis were associated with higher HZ cumulative incidence (Figure 3). Conclusion HZ is common among all immunocompromised populations studied—exceeding expected HZ incidence in immunocompetent middle-age adults. Antiviral prophylaxis among HCT patients has an ameliorating effect but long-term HZ risk following discontinuation is unclear. Better evidence for incidence and severity of HZ in immunocompromised populations is needed to inform economic and HZ vaccine policy analyses. Disclosures All authors: No reported disclosures.


2020 ◽  
Vol 10 (4) ◽  
pp. 204589402091183
Author(s):  
John W. McConnell ◽  
Yuen Tsang ◽  
Janis Pruett ◽  
William Drake III

Two oral medications targeting the prostacyclin pathway are available to treat pulmonary arterial hypertension in the United States: oral treprostinil and selexipag. We compared real-world hospitalization in patients receiving these medications. A retrospective administrative claims study was conducted using the Optum® Clinformatics® Data Mart database. Patients with pulmonary hypertension were identified using diagnostic codes. Cohort inclusion required age ≥ 18 years, first oral treprostinil or selexipag prescription between 1 January 2015 and 30 September 2017 (index date), and continuous enrollment in the prior ≥6 months. Patients who switched index drug were excluded. Follow-up was from index date until the first of end of index drug exposure, end of continuous enrollment, death, or 31 December 2017. Multivariable Cox proportional hazard and Poisson regression were used to compare risk and rate, respectively, of hospitalization associated with oral treprostinil vs. selexipag, adjusting for potential confounders. The study cohort included 99 patients receiving oral treprostinil and 123 receiving selexipag. Mean age was 61 years, and most patients were females (71%). Compared with oral treprostinil, selexipag was associated with a 46% lower risk of all-cause hospitalization (hazard ratio 0.54, 95% confidence interval 0.31, 0.92; P = 0.02), a 47% lower risk of pulmonary hypertension-related hospitalization (hazard ratio 0.53, 95% confidence interval 0.31, 0.93; P = 0.03), a 42% lower all-cause hospitalization rate (rate ratio 0.58, 95% confidence interval 0.39, 0.87; P = 0.01), and a 46% lower pulmonary hypertension-related hospitalization rate (rate ratio 0.54, 95% confidence interval 0.35, 0.82; P = 0.004). This study suggests that selexipag is associated with lower hospitalization risk and rate than oral treprostinil.


2020 ◽  
Vol 20 (11) ◽  
pp. 3061-3071 ◽  
Author(s):  
Miklos Z. Molnar ◽  
Anshul Bhalla ◽  
Ambreen Azhar ◽  
Makoto Tsujita ◽  
Manish Talwar ◽  
...  

2020 ◽  
Vol 38 (15_suppl) ◽  
pp. e13592-e13592 ◽  
Author(s):  
Katrine Wallace ◽  
Adrienne Landsteiner ◽  
Scott Bunner ◽  
Nicole Engel-Nitz ◽  
Amy Luckenbaugh

e13592 Background: To date, there has been a paucity of information in the literature describing the epidemiology of mCRPC within the prostate cancer population. We present a real-world data study describing characteristics and mortality of patients with mCRPC within an administrative claims database of an insured population within the United States. Methods: In an administrative claims database of ≈18,000,000 covered lives, adult male patients were included if they had ≥1 claim for prostate cancer (ICD-9: 185 or 233.4; ICD-10: C61 or D075), underwent pharmacologic or surgical castration, and had a code for metastatic disease during the identification period (January 1, 2008–March 31, 2018). The index date was the first metastatic claim; 6 months of continuous enrollment (CE) prior to (baseline period) and after (follow-up period) the index date was required. Patients with metastatic claims in the baseline period were excluded. Patients were followed until the earliest of: death (unless prior to the 6-month CE), end of study period, or disenrollment. A claims-based algorithm was employed to identify locally advanced and distant mCRPC patients in the prostate cancer study population. Mortality data were sourced from the Social Security Administration Medicare data, and a claims algorithm. Results: 343,089 patients were identified with a claim for prostate cancer; of those, 3690 mCRPC cases (1.1%) were identified using the claims-based algorithm and met the study inclusion criteria. Median age was 75 years. Insurance type included commercial plans (27%) and Medicare (73%). Castration type included pharmacologic (99%) and surgical (1%). First claims for metastases were most commonly in the bone (65%) or lymph nodes (15%), with 20% in other sites. The study population averaged a Charlson comorbidity index score of 3.05 at baseline, with 16% of patients receiving a score of ≥5. The most common baseline comorbidities were hypertension (67%), urinary disease (58%), dyslipidemia (52%), and cardiac disease (45%). Median follow-up time among the mCRPC group was 538 days, during which 1834 deaths occurred; 50% of the population experienced mortality during the study period. Conclusions: This study provides valuable insights into the epidemiology, clinical characteristics, prevalence rate, and mortality of patients with mCRPC. Given the high mortality proportion of this disease, the development of novel therapies to prolong life in patients with mCRPC is warranted.


2020 ◽  
pp. 089719002095826
Author(s):  
Michelle R. Paulsen ◽  
Nikitha R. Patel ◽  
Carol Sulis ◽  
Francis A. Farraye ◽  
Shubha Bhat

Purpose: Current evidence regarding efficacy and safety of human papillomavirus 9-valent (9vHPV), recombinant zoster (RZV), and CpG-adjuvanted recombinant hepatitis B (HepB-CpG) vaccines in adults with human immunodeficiency virus, inflammatory bowel disease, solid organ transplant, and allogeneic hematopoietic stem cell transplant is reviewed. Summary: Patients immunocompromised due to underlying disease or treatment are at increased risk for infections; however, insufficient understanding of various vaccines’ efficacy, safety, indications, and contraindications in this population has led to suboptimal vaccination rates. The Infectious Disease Society of America (IDSA) published guidelines on vaccines in immunocompromised populations in 2013. Since then, several advances have been made including an expanded indication with 9vHPV for use in males and females 9 to 45 years old, and the introduction of new vaccines for herpes zoster (RZV) and hepatitis B (HepB-CpG). Pharmacists are instrumental to vaccination efforts and may benefit from a review of recent vaccine updates. Conclusion: The 9vHPV can be used in men and women ages 9 to 45 years old regardless of immune status. RZV safety and efficacy in several immunocompromised populations has been demonstrated; however, manufacturers and major societies have yet to update their recommendations. HepB-CpG may be used in most immunocompromised patients yet remains under-utilized.


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