Multivariable Cox analysis of the independent factors for survival in elderly patients with diabetes
| Factor | HR | 95% CI | P value |
| Serum albumin (every 1 g/L increase) | 0.926 | 0.861 to 1.000 | 0.049 |
| Serum potassium (every 1 mmol/L increase) | 0.258 | 0.126 to 0.538 | <0.001 |
| USHD (compared with USPD) | 2.813 | 1.092 to 7.330 | 0.033 |
USHD, urgent-start haemodialysis; USPD, urgent-start peritoneal dialysis.