Comparison of the characteristics of survey responders and non-responders
| Characteristic | Respondents (%) | Non-respondents (%) | Total | Comparison of proportions |
| Stage on ESRD pathway | ||||
| Pre-RRT | 183 (24.6) | 560 (75.4) | 743 | χ2=9.96; p=0.02 |
| Dialysis <2 years | 162 (25.2) | 481 (74.8) | 643 | |
| Dialysis 2+ years | 293 (30.0) | 684 (70.0) | 977 | |
| Transplant | 402 (29.4) | 965 (70.6) | 1367 | |
| Age group* | ||||
| Less than 65 years | 503 (24.7) | 1537 (75.3) | 2040 | χ2=19.86; p<0.0001 |
| 65 years and above | 524 (31.3) | 1151 (68.7) | 1675 | |
| Sex | ||||
| Male | 635 (28.0) | 1636 (72.0) | 2271 | χ2=0.01; p=0.92 |
| Female | 405 (27.8) | 1054 (72.2) | 1459 | |
| Ethnicity† | ||||
| White | 902 (34.4) | 1720 (65.6) | 2622 | χ2=76.16; p<0.0001 |
| Black and minority ethnic | 138 (17.9) | 635 (82.1) | 773 | |
*Age unknown for 15 patients;
†Ethnicity unknown for 335 patients;
Bold text indicates statistical significance.
ESRD, end-stage renal disease; RRT, renal replacement therapy.