Table 1. Characteristics of included studies.
| Category | Variable | Number of Utility Estimates | Percentage of Total Utility Estimates |
| Treatment | CKD (pre-treatment) | 25 | 8% |
| Dialysis (total) | 226 | 69% | |
| Haemodialysis (total) | 163 | ||
| Home haemodialysis | 6 | ||
| In-center haemodialysis | 153 | ||
| Peritoneal dialysis (total) | 44 | ||
| Continuous ambulatory peritoneal dialysis | 16 | ||
| Automated peritoneal dialysis | 6 | ||
| Transplant | 66 | 20% | |
| Conservative care | 3 | 1% | |
| Mixed | 6 | 2% | |
| Utility elicitation method | Time tradeoff | 31 | 10% |
| Standard gamble | 3 | 1% | |
| EQ-5D | 23 | 7% | |
| EQ-5D derived from SF-12 health survey | 10 | 3% | |
| EQ-5D derived from SF-36 health survey | 250 | 77% | |
| 15D | 7 | 2% | |
| SF-6D | 1 | 1% | |
| Geography | US | 99 | 30% |
| Europe | 151 | 46% | |
| Other | 76 | 23% | |
| Diabetic rate | 0% | 12 | 5% |
| 1%–33% | 146 | 65% | |
| 34%–66% | 50 | 22% | |
| 67%–99% | 5 | 2% | |
| 100% | 11 | 5% | |
| Year of publication | 1980–1989 | 4 | 1% |
| 1990–1999 | 36 | 11% | |
| 2000–2010 | 286 | 88% |