Table 6.
Cox Proportional Hazards for outcome of All-Cause Mortality
| Univariate Model | Multiple Variable Model | |||
|---|---|---|---|---|
|
| ||||
| HR (95% CI) | P-value | HR (95% CI) | P-value | |
|
| ||||
| CKD Stage | ||||
| 5 | 5.7 (3.7–8.9) | <0.001 | 6.2 (3.9–9.7) | <0.001 |
| 4/3b | 2.8 (2.0–4.1) | <0.001 | 2.1(1.4–3.1) | <0.001 |
| 1/2/3a | 1.0 (reference) | 1.0 (reference) | ||
|
| ||||
| Age, per 10 years | 1.8 (1.5–2.2) | <0.001 | 1.9 (1.5–2.3) | <0.001 |
|
| ||||
| Gender | ||||
| Female | 0.9 (0.6–1.2) | 0.40 | 0.7 (0.5–0.9) | |
| Male | 1.0 (reference) | 1.0 (reference) | 0.02 | |
|
| ||||
| Smoking Status | ** | |||
| Current | 0.4 (0.2–0.6) | <0.001 | ||
| Former | 0.8 (0.6–1.1) | 0.18 | ||
| Never | 1.0 (reference) | |||
|
| ||||
| Diabetes | ** | |||
| Yes | 1.7 (1.2–2.3) | 0.002 | ||
| No | 1.0 (reference) | |||
|
| ||||
| Coronary arterial disease | ** | |||
| Yes | 1.6 (1.1–2.3) | 0.01 | ||
| No | 1.0 (reference) | |||
|
| ||||
| TASC Class | ||||
| C or D | 1.4 (1.02–2.0) | 0.04 | 1.6 (1.1–2.2) | 0.01 |
| A or B | 1.0 (reference) | 1.0 (reference) | ||
|
| ||||
| Treatment | ** | |||
| Plain old balloon angioplasty | 1.1 (0.8–1.5) | 0.09 | ||
| Stent | 1.0 (reference) | |||
|
| ||||
| Run-off Score | ** | |||
| 0 or 1 | 2.1 (1.3–3.3) | 0.001 | ||
| 2 | 2.1 (1.4–3.2) | <0.001 | ||
| 3 | 1.0 (reference) | |||
|
| ||||
| GFR, per 5 units <45 | 1.19 (1.14–1.24) | <0.001 | ** | |
**
Variable not retained using backward selection method, alpha-level = 0.05 for retention.