Table 2 Unadjusted and adjusted specific Hazard Ratio (HR) for the risk of death in the matched cohort
From: Daily hemodialysis practices in Australia/New Zealand and in France: a comparative cohort study
Unadjusted HR (95% CI) | Adjusted HR (95% CI) | |
|---|---|---|
Smoking status (vs no smoker) | ||
Current/former smoker | 1.49 (1.12–1.99) | – |
Missing | 1.16 (0.58–2.32) | – |
Hemoglobin (vs 10–12 g/dl) | ||
< 10 | 1.25 (0.89–1.76) | 1.13 (0.79–1.61) |
> 12 | 0.60 (0.43–0.84) | 0.72 (0.51–1.01) |
Missing | 0.59 (0.26–1.34) | 0.46 (0.20–1.10) |
BMI (vs 18.5–23 kg/m2) | ||
< 18.5 | 1.56 (0.83–2.94) | 1.56 (0.81–2.99) |
23–25 | 1.03 (0.63–1.69) | 0.82 (0.49–1.37) |
25–30 | 1.07 (0.71–1.60) | 0.99 (0.65–1.53) |
≥ 30 | 0.79 (0.51–1.21) | 0.62 (0.39–0.99) |
Missing | 1.79 (1.02–3.16) | 2.01 (1.12–3.62) |
Diabetes (vs no) | ||
Yes | 1.86 (1.41–2.44) | 1.42 (1.03–1.96) |
PVD (vs no) | ||
Yes | 2.53 (1.92–3.32) | 1.87 (1.34–2.63) |
CVD (vs no) | ||
Yes | 2.52 (1.81–3.51) | 1.56 (1.09–2.25) |
Missing | 2.56 (1.63–4.03) | 3.87 (2.34–6.39) |
Coronary disease (vs no) | ||
Yes | 2.49 (1.89–3.28) | 1.87 (1.33–2.64) |
Respiratory disease (vs no) | ||
Yes | 1.61 (1.18–2.20) | – |
Country (vs France) | ||
Australia & New Zealand | 1.07 (0.81–1.40) | 1.08 (0.78–1.50) |
Renal graft during the follow-up (vs no) | ||
Yes | 0.21 (0.1–0.45) | 0.35 (0.16–0.76) |
Late DHD | ||
Early DHD (placed on DHD less than 1 year after dialysis initiation) | 1.92 (1.44–2.56) | 2.43 (1.76–3.35) |
Session duration (hours) | 0.82 (0.67–1.0) | – |