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Table 5 Multivariate Cox Regression Model for Hazard of Hospitalization (PCSS and MCSS Numeric)

From: Lower health-related quality of life predicts all-cause hospitalization among HIV-infected individuals

Variablea Model 4: PCSS Model Model 5: MCSS Model Model 6: Combined PCSS and MCSS Model
  HR 95% CI HR 95% CI HR 95% CI
PCSS, 5 Unit Increments 0.87 0.83–0.92   0.88 0.84–0.93
MCSS, 5 Unit Increments   0.91 0.87–0.96 0.94 0.89–0.99
CD4 Count
  < 200 cells/mm3 2.76 1.90–4.01 2.96 2.04–4.29 2.73 1.88–3.97
 200–349 cells/mm3 1.66 1.23–2.23 1.67 1.24–2.25 1.65 1.22–2.23
 350–499 cells/mm3 1.38 1.07–1.80 1.37 1.05–1.77 1.38 1.07–1.79
  > 499 cells/mm3 1.0 1.0 1.0
Plasma Viral Load > 50 Copies/mL 1.86 1.49–2.32 1.89 1.52–2.36 1.86 1.49–2.31
Mental Comorbidity 1.31 1.05–1.64 1.28 1.02–1.61 1.23 0.97–1.54
AIDS Diagnosis 1.34 0.99–1.82 1.48 1.09–2.00 1.34 0.99–1.82
Rank
 Civilian/Retired 2.21 1.35–3.61 2.14 1.31–3.49 2.15 1.32–3.52
 Enlisted 1.28 0.80–2.04 1.16 0.73–1.85 1.27 0.79–2.02
 Officer 1.0 1.0
Time Since HIV (Per year) 0.94 0.92–0.96 0.95 0.93–0.96 0.94 0.93–0.96
  1. aAll variables are time-varying