Table 4.
Risk of all-cause mortality according to serum phosphorus level
| Total | eGFR < 60 ml/min/1.73 m2 | eGFR ≥60 ml/min/1.73 m2 | ||||
|---|---|---|---|---|---|---|
| Groups | HR (95% CI) | P | HR (95% CI) | P | HR (95% CI) | P |
| Q1 | 1 (reference) | 1 (reference) | 1 (reference) | |||
| Q2 | 1.10 (1.002–1.207) | 0.052 | 1.00 (0.761–1.309) | 0.987 | 1.11 (1.008–1.230) | 0.034 |
| Q3 | 1.16 (1.043–1.281) | 0.006 | 1.28 (0.976–1.691) | 0.075 | 1.14 (1.019–1.272) | 0.022 |
| Q4 | 1.35 (1.221–1.486) | < 0.001 | 1.37 (1.064–1.770) | 0.015 | 1.34 (1.199–1.487) | < 0.001 |
eGFR estimated glomerular filtration rate, HR hazard ratio, CI confidence interval