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Table 3 Mortality hazard ratios from proportional hazards regression models using inverse probability weighting for missing covariates

From: Blood pressure level impacts risk of death among HIV seropositive adults in Kenya: a retrospective analysis of electronic health records

Variable Women Men
  Advanced HIVa Advanced HIV
  Yes No Yes No
SBP, mmHg     
<100 1.28 (0.98-1.68) 2.29 (1.37-3.80) 1.61 (1.09-2.39) 2.95 (1.17-7.44)
100-119 ref ref ref ref
120-139 0.83 (0.64-1.07) 0.94 (0.60-1.47) 0.73 (0.53-1.00) 1.91 (1.01-3.59)
≥140 0.97 (0.58-1.60) 1.06 (0.47-2.41) 1.24 (0.74-2.08) 2.39 (0.94-6.08)
DBP, mmHg     
<60 2.76 (1.98-3.83) 2.26 (1.19-4.26) 3.19 (2.14-4.74) 1.88 (0.45-7.78)
60-79 ref ref ref ref
80-89 0.65 (0.47-0.90) 0.67 (0.37-1.22) 0.68 (0.47-0.98) 0.92 (0.46-1.84)
≥90 1.15 (0.62-2.14) 0.57 (0.19-1.71) 0.66 (0.28-1.56) 1.65 (0.61-4.47)
BMI, kg/m 2b  
<18.5 1.82 (1.55-2.13)
18.5 - <25 ref
25 - <30 0.90 (0.68-1.18)
≥30 1.12 (0.67-1.88)
Age, years  
<30 ref
30-45 1.10 (0.92-1.31)
46-60 1.28 (1.03-1.59)
>60 2.11 (1.47-3.03)
Log creatinine 1.28 (1.04-1.58)
Hemoglobin, g/dL 0.81 (0.79-0.83)
ART naïve 0.99 (0.67-1.45)
Urban clinic 0.84 (0.73-0.98)
Married 0.73 (0.64-0.85)
  1. Abbreviations: SBP systolic blood pressure, BMI body mass index, ART anti-retroviral therapy.
  2. aAdvanced HIV is defined as CD4 < 350, or WHO Stage 2 or 3.
  3. bHazard ratios for BMI, Age, log creatinine, hemoglobin, ART naïve, urban clinic and married apply to all 4 strata.