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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