Table 1.
Baseline characteristics of White patients according to area-level social deprivation
| Quintile 1 | Quintile 2 | Quintile 3 | Quintile 4 | Quintile 5 | Total | P value | |
|---|---|---|---|---|---|---|---|
| Number of patients (%) | 2307 (18.6) | 2628 (21.2) | 2505 (20.2) | 2637 (21.2) | 2334 (18.8) | 12,411 | – |
| Median age (interquartile range) years | 65.2 (53.2, 74.2) | 65.0 (53.1, 73.7) | 64.2 (51.4, 73.1) | 62.9 (48.7, 72.9) | 60.8 (46.1, 71.7) | 63.7 (50.5, 73.1) | <0.0001 |
| Males (%) | 64.5 | 63.2 | 63.4 | 62.2 | 60.4 | 62.7 | 0.04 |
| Treatment modality | |||||||
| Haemodialysis (%) | 58.6 | 62.3 | 65.8 | 68.9 | 74.1 | 66.0 | <0.0001 |
| Cause of renal failure (%) | <0.0001 | ||||||
| Uncertain | 24.5 | 26.5 | 26.6 | 23.7 | 23.2 | 24.9 | – |
| Diabetes | 13.9 | 15.6 | 17.8 | 20.2 | 22.0 | 17.9 | – |
| Renovascular disease | 13.8 | 13.4 | 13.5 | 13.8 | 15.3 | 13.9 | – |
| Other | 16.3 | 14.8 | 14.0 | 13.2 | 12.0 | 14.0 | – |
| Glomerulonephritis | 13.1 | 11.9 | 11.1 | 12.0 | 10.3 | 11.7 | – |
| Polycystic kidney disease | 9.6 | 8.6 | 8.1 | 7.9 | 12.0 | 8.2 | – |
| Chronic pyelonephritis | 8.9 | 9.3 | 8.9 | 9.3 | 10.5 | 9.4 | – |