Table 3 Cox proportional hazards model for all-cause mortalities using tKt/V and rKt/V as prognostic factors
Model 1: tKt/V | Model 2: rKt/V | |||||||
|---|---|---|---|---|---|---|---|---|
Variables | Coefficient | SEӔ | HR | p–value | Coefficient | SE | HR (95% CI) | p–value |
tKt/V | ||||||||
< 1.75 | 1 | |||||||
≥ 1.75 | −0.34 | 0.11 | 0.71 (0.52, 0.98) | 0.04 | ||||
rKt/V | ||||||||
< 0.25 | 1 | |||||||
0.25-0.49 | −0.59 | 0.11 | 0.56 (0.38, 0.80) | 0.00 | ||||
> 0.49 | −1.22 | 0.07 | 0.30 (0.19, 0.47) | < 0.001 | ||||
Age, year | ||||||||
< 45 | 1 | 1 | ||||||
45 – 54 | 0.59 | 0.44 | 1.81 (1.12, 2.92) | 0.02 | 0.64 | 0.46 | 1.89 (1.17, 3.04) | 0.01 |
> 54 | 0.89 | 0.51 | 2.44 (1.61, 3.69) | < 0.001 | 0.99 | 0.59 | 2.70 (1.77, 4.13) | < 0.001 |
£BMI, kg/m2 | ||||||||
< 21 | 1 | 1 | ||||||
≥ 21 | −0.37 | 0.12 | 0.69 (0.50, 0.96) | 0.03 | −0.30 | 0.13 | 0.73 (0.53, 1.04) | 0.08 |
Serum albumin, g/dL | ||||||||
< 3.0 | 1 | 1 | ||||||
3.0–3.4 | −0.74 | 0.09 | 0.48 (0.33, 0.68) | < 0.001 | −0.73 | 0.09 | 0.48 (0.34, 0.70) | < 0.001 |
> 3.4 | −1.42 | 0.05 | 0.24 (0.16, 0.37) | < 0.001 | −1.39 | 0.06 | 0.25 (0.16, 0.40) | < 0.001 |
Hemoglobin, g/dL | ||||||||
< 9.0 | 1 | 1 | ||||||
9.0–10.9 | −0.36 | 0.12 | 0.70 (0.49, 0.98) | 0.04 | −0.39 | 0.12 | 0.68 (0.47, 0.97) | 0.03 |
> 10.9 | −0.89 | 0.09 | 0.41 (0.26, 0.65) | < 0.001 | −0.83 | 0.10 | 0.44 (0.28, 0.69) | < 0.001 |
§UF volume, ml | ||||||||
< 1,000 | 1 | 1 | ||||||
≥ 1,000 | −0.38 | 0.12 | 0.69 (0.49, 0.96) | 0.03 | −0.63 | 0.10 | 0.53 (0.37, 0.76) | 0.00 |
μSBP, mmHg | ||||||||
< 140 | 1 | 1 | ||||||
≥ 140 | −0.36 | 0.11 | 0.70 (0.51, 0.95) | 0.02 | −0.37 | 0.11 | 0.69 (0.51, 0.94) | 0.02 |
Diabetes | ||||||||
Yes | 0.36 | 0.26 | 1.43 (1.00, 2.03) | 0.05 | 0.36 | 0.28 | 1.43 (0.98, 2.09) | 0.06 |
No | 1 | 1 | ||||||
(95% CIθ)-
Ӕ Standard Error,
Hazards Ratio, θ Confidence Interval, £ Body mass index, § Ultra-filtration, μ Systolic blood pressure, Conversion factors for units: serum albumin in g/dL to g/L, ×10; hemoglobin in mg/dL to g/L, ×10.
Hazards Ratio, θ Confidence Interval, £ Body mass index, § Ultra-filtration, μ Systolic blood pressure, Conversion factors for units: serum albumin in g/dL to g/L, ×10; hemoglobin in mg/dL to g/L, ×10.