68 Application of the Modified Hospital Length of Stay Predictor

2020 ◽  
Vol 41 (Supplement_1) ◽  
pp. S44-S45
Author(s):  
Sylvia Dao ◽  
Heather Lynch

Abstract Introduction Developing formulas to predict accurate length of stay (LOS) is challenging in burn patients as many complex variables can effect LOS. A recently published article in 2016 provided new formulas (NFs) to predict hospital LOS. Our goal is to compare our patients actual LOS (ALOS) to the NFs published, the traditional 1day/%TBSA rule, and to the hospital expected LOS (ELOS) based on patients CMI/DRGs. Methods Data was collected from Jan ‘16 to Dec ‘18 on all patients >18 years of age using NTRACS burn registry. We excluded deaths, non-burns, readmissions, any records with missing information, and any patients transferred to another acute care hospital. We performed multiple regression to examine the relationship between LOS with age, inhalational injury (INHINJ), and TBSA on all patients. We divided this population into three groups per the NFs recommendations: 1) INHINJ; 2) without INHINJ < 40 years old; 3) without INHINJ >40 years old. Using these three groups, we calculated the difference between ALOS to 1) the traditional LOS formula, 2) the NFs as established in the 2016 article, and to 3) the hospitals ELOS metrics. For acuity comparison, we also calculated average CMI in each study group. The NFs published are as follows: Results The multiple regression model with all three variables (Age, % TBSA, and INHINJ) produced R² = 0.321, F(3,883) = 139.23, p < .05. INHINJ, age, and TBSA had significant positive regression, indicating an increase or presence of all three variables will lengthen LOS. The regression equation is: LOS = (-3.93) +1.71(AGE) +1.11(TBSA) +15.81 (Inhalation). Every year increase in age increased LOS by 1.71 days. Every 1% increase in TBSA increased LOS by 1.11 days. Presence of INHINJ (0= no INHINJ; 1= INHINJ) increased LOS by 15.81 days. Table 1 depicts the mean ± SD of the difference in LOS (predicted - actual) for the three predictive models of LOS. Negative values indicate underestimation of LOS and positive values indicate overestimate of LOS. Conclusions Application of the predictive LOS formulas has underestimated LOS in this population, with the exception of the NFs to predict LOS on patients >40 years old without INHINJ. Furthermore, an R² value of 0.32 indicates that the variables utilized in this study do not account for 68% of the variation we see. This is further exemplified by the wide standard deviations, particularly in the INHINJ group. Applicability of Research to Practice Directly Applicable.

Circulation ◽  
2007 ◽  
Vol 116 (suppl_16) ◽  
Author(s):  
Robert O’Connor ◽  
Ross Megargel ◽  
Angela DiSabatino ◽  
William Weintrub ◽  
Charles Reese

Introduction : The purpose of this study is to determine the degree of gender differences in lay person recognition, emergency medical services (EMS) activation, and the prehospital management of STEMI. Methods : Data were gathered prospectively from May 1999 to January 2007 on consecutive patients with STEMI who presented to a tertiary care hospital emergency department. Patients arriving by ambulance and private vehicle were included. Data collection included determining symptom duration, whether a prehospital ECG was obtained, whether the cardiac interventional lab was activated prior to patient arrival at the hospital, patient age, and hospital length of stay. Prehospital activation of the cath lab was done by emergency medicine based on paramedic ECG interpretation in consultation with cardiology. Statistical analysis was performed using the Mann-Whitney U test, the Yates-corrected chi-square test, and linear regression. Results : A total of 3260 cases were studied, of which, 3097 had complete data for analysis. Only EMS cases were included in the ECG analysis, and only patients having a prehospital ECG were included in the prehospital activation of cath lab analysis. Regression analysis showed that older age and female gender were significant predictors of access and arrival by EMS. The mean age in years was higher for EMS arrival (69 women; 59 men) than for private vehicle (62 women; 56 men). Conclusion : Women with STEMI tend to use EMS more frequently then men, but are older and wait longer before seeking treatment. Whether these factors contribute to the longer length of stay remains to be determined.


2016 ◽  
Vol 82 (3) ◽  
pp. 281-288 ◽  
Author(s):  
Brian R. Englum ◽  
Xuan Hui ◽  
Cheryl K. Zogg ◽  
Muhammad Ali Chaudhary ◽  
Cassandra Villegas ◽  
...  

Previous research has demonstrated that nonclinical factors are associated with differences in clinical care, with uninsured patients receiving decreased resource use. Studies on trauma populations have also shown unclear relationships between insurance status and hospital length of stay (LOS), a commonly used metric for evaluating quality of care. The objective of this study is to define the relationship between insurance status and LOS after trauma using the largest available national trauma dataset and controlling for significant confounders. Data from 2007 to 2010 National Trauma Data Bank were used to compare differences in LOS among three insurance groups: privately insured, publically insured, and uninsured trauma patients. Multivariable regression models adjusted for potential confounding due to baseline differences in injury severity and demographic and clinical factors. A total of 884,493 patients met the inclusion criteria. After adjusting for the influence of covariates, uninsured patients had significantly shorter hospital stays (0.3 days) relative to privately insured patients. Publicly insured patients had longer risk-adjusted LOS (0.9 days). Stratified differences in discharge disposition and injury severity significantly altered the relationship between insurance status and LOS. In conclusion, this study elucidates the association between insurance status and hospital LOS, demonstrating that a patient's ability to pay could alter LOS in acute trauma patients. Additional research is needed to examine causes and outcomes from these differences to increase efficiency in the health care system, decrease costs, and shrink disparities in health outcomes.


Circulation ◽  
2014 ◽  
Vol 130 (suppl_2) ◽  
Author(s):  
Hassan Khan ◽  
Andreas P Kalogeropoulos ◽  
Andrew P Ambrosy ◽  
Aldo P Maggioni ◽  
Faiez Zannad ◽  
...  

Background: Previous reports have provided conflicting data regarding the relationship between length of stay (LOS) and subsequent readmissions risk among patients hospitalized for heart failure (HF). Methods: We performed a post-hoc analysis of the Efficacy of Vasopressin Antagonism in Heart Failure Outcome Study with Tolvaptan (EVEREST) trial to evaluate the differences in LOS overall and between geographical regions (North America, South America, Western Europe, and Eastern Europe) in association with all-cause and cause specific (HF, cardiovascular [CV] non-HF and non-CV) readmissions within 30 days of discharge after HF hospitalization. Results: The median (IQR) LOS among the 4,133 patients enrolled from 20 countries across 359 sites was 8 (4-11) days. The 30-day readmissions rates were 15.6% (95% confidence intervals [CI] 14.6-16.8) for all-cause; 5.5% (95%CI 4.9-6.3) for HF; 4.4% (95%CI 3.8-5.1) for CV non-HF and 5.8% (95%CI 5.1-6.6) for non-CV readmissions. Overall there was a positive correlation between LOS and all cause readmissions (r=0.09; 95%CI 0.06-0.12). The adjusted odds ratio for the top (>14 days) versus the bottom (<3 days) quintile for LOS was 1.39 (95%CI 0. 92-2.11) for all-cause; 0.43 (95%CI 0.24-0.79) for HF; 2.99 (95%CI 1.49-6.02) for CV non-HF and 1.72 (95%CI 1.05-2.81) for non-CV readmissions, Figure 1. These findings remained consistent in analyses within patient characteristic subgroups and also largely within regions. Conclusions: Longer hospital LOS was associated with a higher risk for all-cause, CV non-HF, and non-CV readmissions, and with a lower risk of HF readmissions. These results may have important bearing in developing clinical and research strategies to reduce readmissions.


Author(s):  
Efthymios Papadopoulos ◽  
Priya Brahmbhatt ◽  
Shabbir M.H. Alibhai ◽  
George A. Tomlinson ◽  
Andrew G. Matthew ◽  
...  

Background: The relationship between preoperative physical activity (PA) and hospital length of stay (LOS) following radical prostatectomy (RP) is poorly understood. In addition, the relationship between PA and the American Society of Anesthesiologists Physical Status score (ASA PS), an established prognosticator of surgical risk, has not been studied. The authors assessed the relationship between leisure-time PA (LTPA), ASA PS, and LOS in individuals undergoing RP. Methods: This retrospective cohort study was conducted using data from an institutional database. Ordinal logistic regression was used to assess the relationship between preoperative LTPA and physical status as indicated by the ASA PS. Binary logistic regression was used to assess the relationship between preoperative LTPA and LOS. Results: A sample of 1064 participants were included in the analyses. The participants in the highest preoperative LTPA quartile had 45% reduced odds (P = .015) of a worse ASA PS classification compared with participants in the lowest quartile. The participants engaging in vigorous LTPA preoperatively had 35% lower odds (P = .014) of a >2-day LOS following RP compared with participants who were not engaging in preoperative vigorous LTPA. Conclusions: Our findings suggest that total and vigorous preoperative LTPA is associated with improved preoperative American Society of Anesthesiologists scores and LOS following RP, respectively.


2018 ◽  
Vol 24 (1) ◽  
pp. 117-124 ◽  
Author(s):  
Risa L. Wong ◽  
Areej El‐Jawahri ◽  
Sara M. D'Arpino ◽  
Charn‐Xin Fuh ◽  
P. Connor Johnson ◽  
...  

2020 ◽  
Vol 10 (4) ◽  
pp. 250-256
Author(s):  
J. Tyler Haller ◽  
Keaton Smetana ◽  
Michael J. Erdman ◽  
Todd A. Miano ◽  
Heidi M. Riha ◽  
...  

Background and Purpose: While an association between hyperchloremia and worse outcomes, such as acute kidney injury and increased mortality, has been demonstrated in hemorrhagic stroke, it is unclear whether the same relationship exists after acute ischemic stroke. This study aims to determine the relationship between moderate hyperchloremia (serum chloride ≥115 mmol/L) and acute kidney injury in patients with ischemic stroke. Methods: This is a multicenter, retrospective, propensity-matched cohort study of adults admitted for acute ischemic stroke. The primary objective was to determine the relationship between moderate hyperchloremia and acute kidney injury, as defined by the Acute Kidney Injury Network criteria. Secondary objectives included mortality and hospital length of stay. Results: A total of 407 patients were included in the unmatched cohort (332 nonhyperchloremia and 75 hyperchloremia) and 114 patients (57 in each group) were matched based upon propensity scores. In the matched cohort, hyperchloremia was associated with an increased risk of acute kidney injury (relative risk 1.91 [95% confidence interval 1.01-3.59]) and a longer hospital length of stay (16 vs 12 days; P = .03). Mortality was higher in the hyperchloremia group (19.3% vs 10.5%, P = .19), but this did not reach statistical significance. Conclusions: In this study, hyperchloremia after ischemic stroke was associated with increased rates of acute kidney injury and longer hospital length of stay. Further research is needed to determine which interventions may increase chloride levels in patients with acute ischemic stroke and the association between hyperchloremia and clinical outcomes.


2019 ◽  
Vol 12 ◽  
pp. 117955141988267
Author(s):  
German Camilo Giraldo-Gonzalez ◽  
Cristian Giraldo-Guzman ◽  
Abelardo Montenegro-Cantillo ◽  
Angie Carolina Andrade-García ◽  
Duvan Snaider Duran-Ardila ◽  
...  

Recent evidence supports the relationship between in-hospital hyperglycemia and inpatient complications. Besides, glycated hemoglobin (HbA1c) can predict the clinical course of patients with type 2 diabetes mellitus (DM2) during hospital stays. This study aimed to assess the relationship between HbA1c levels and inpatient outcomes. Type 2 diabetes mellitus patients with age greater than 18 years, hospital length of stay greater than 24 hours, and one HbA1c report during their in-hospital management were included. All the electronic care records of patients admitted at the Clinical Versalles, a high-volume institution, in Manizales-Colombia were revised. The following variables were considered: hospital length of stay, diagnoses at the arrival, complications, capillary glucose levels, and treatment at discharge. Variables were categorized by HbA1c levels: group 1 = ⩽ 7%, group 2 = 7.01% to 8.5%, group 3 = 8.51% to ⩽10% and group 4 = >10%. There were a total of 232 patients. Average age was 69.7 years, mean HbA1c was 7.19 ± 2.03, average body mass index (BMI) was 28.8 ± 5.6. About HbA1c, 146 (62.9%) had ⩽7.5%. The most frequent admission diagnosis was by cardiovascular diseases. Average hospitalization was 7.5 ± 5.7 days. There was no relationship between the levels of HbA1c with hospital stays, inpatient complications, or readmissions. Infections and respiratory diseases were more common conditions related to higher HbA1c levels, especially when these were 8.5%. In diabetic patients with nonsurgical diseases and high HbA1c levels, there was no association with clinical complications, length of stay, readmissions, or in-hospital mortality, but changes in treatment at discharge were observed.


2017 ◽  
Vol 35 (15_suppl) ◽  
pp. 6579-6579
Author(s):  
Sara D'Arpino ◽  
Areej El-Jawahri ◽  
Samantha M.C. Moran ◽  
Connor Johnson ◽  
Daniel Lage ◽  
...  

6579 Background: Prolonged hospital admissions are often inconsistent with patients’ preferences and incur significant costs. While patients’ symptoms may result in hospitalizations, the relationship between patients’ symptom burden and their hospital length-of-stay (LOS) has not been fully explored in patients with curable cancers. Methods: We prospectively enrolled patients with curable cancer and unplanned hospital admissions between 8/2015 and 12/2016. Within the first 5 days of admission, we assessed patients’ physical (Edmonton Symptom Assessment System [ESAS]; scored 0-10 with higher scores indicating greater symptom burden) and psychological symptoms (Patient Health Questionnaire 4 [PHQ-4]; scored categorically and continuous with higher scores indicating greater distress). We created summated ESAS total and physical symptom variables. To assess the relationship between patients’ symptom burden and their hospital LOS, we used separate linear regression models adjusted for age, sex, marital status, education level, time since cancer diagnosis, and cancer type. Results: We enrolled 452 of 497 (91%) approached patients (mean age = 61.9 years; 188 [42%] female). Over half had hematologic cancers (n = 249, 55%). Mean hospital LOS was 8.3 days. Over one-tenth of patients screened positive for PHQ-4 depression (n = 74, 16%) and anxiety (n = 60, 13%) symptoms. Mean ESAS symptom scores were highest for fatigue (6.6), drowsiness (5.4), pain (4.9), and lack of appetite (4.8). In multivariable regression analysis, patients’ physical and psychological symptoms were associated with longer hospital LOS (table). Conclusions: Patients with curable cancer and unplanned hospital admissions experience a substantial symptom burden, which predicts for prolonged hospitalizations. Importantly, patients’ symptoms are modifiable risk factors that, if properly addressed, can improve care delivery and may have the potential to help decrease prolonged hospitalizations. [Table: see text]


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