Table 4 Hazard ratio (HR) and 95 % confidence interval (CI) of the composite outcome of end-stage kidney disease or 50 % reduction of estimated glomerular filtration rate (eGFR) associated with urinary phosphorus excretion in an alternative model, where urinary phosphorus excretion per eGFR was applied to a variable
Model 1 | Model 2 | Model 3 | ||||
|---|---|---|---|---|---|---|
HR (95 % CI) | P Value | HR (95 % CI) | P Value | HR (95 % CI) | P Value | |
eGFR | 1.00 | 1.00 | 1.00 | |||
Quartile 1 | (reference) | (reference) | (reference) | |||
eGFR | 1.31 | 0.44 | 1.85 | 0.10 | 1.38 | 0.42 |
Quartile 2 | (0.65–2.72) | (0.87–4.04) | (0.63–3.17) | |||
eGFR | 2.52 | 0.004 | 2.74 | 0.01 | 2.37 | 0.03 |
Quartile 3 | (1.32–5.06) | (1.27–6.15) | (1.06–5.58) | |||
eGFR | 5.62 | < 0.001 | 3.98 | 0.005 | 2.58 | 0.05 |
Quartile 4 | (3.00–11.14) | (1.51–10.33) | (0.97–6.92) |