Table 4. Costs and health utilities in the ROSSINI trial, base-case analysis.
| Variable | WEPD (n = 369) | Standard care (n = 366) |
| Costs (£), mean(SE) | ||
| Total cost | 5420 (246) | 5130 (234) |
| Intervention cost (WEPD) | 15 | n/a |
| Cost of inpatient care | 5089 (247) | 4812 (234) |
| General surgical ward | 3638 (128) | 3460 (122) |
| Intensive therapy unit | 1123 (197) | 1053 (186) |
| High dependency unit | 329 (47) | 299 (43) |
| Cost of primary care | 316 (29) | 318 (29) |
| GP visits | 16 (2) | 19 (2) |
| Practice nurse visits | 2 (0.5) | 4 (1) |
| District nurse visits | 252 (27) | 261 (28) |
| Outpatient clinic visits | 44 (6) | 33 (4) |
| Medication | 1 (0.2) | 1 (0.3) |
| Health-related quality of life, mean (SE) | ||
| QALY | 0.0213 (0.0014) | 0.0213 (0.0014) |
| EQ-5D score at baseline | 0.751 (0.016) | 0.752 (0.016) |
| EQ-5D score at 30 days | 0.683 (0.016) | 0.684 (0.016) |
Note: Standard errors (SE) were calculated assuming a Gamma distribution for costs and a normal distribution for EQ-5D scores and QALYs.