Table 3.
Attributes | Coefficient | Mixed logit value | 95 % CI |
---|---|---|---|
Constant | Mean | 0.10 | (−0.20 to 0.40) |
SD | 0.74* | (0.29 to 1.20) | |
In-hospital mortality (per 10 %) | Mean | −3.67* | (−5.03 to −2.30) |
SD | 1.46* | (0.57 to 2.35) | |
Persistent GI symptoms (per 10 %) | Mean | −0.74* | (−0.95 to −0.53) |
SD | 0.38* | (0.24 to 0.51) | |
5-year survival (per 10 %) | Mean | 2.33* | (1.12 to 3.55) |
SD | 2.14* | (1.36 to 2.92) | |
Morbidity (per 10 %) | Mean | −0.67* | (−0.90 to −0.45) |
SD | 0.38* | (0.21 to 0.54) | |
Hospital volume | |||
Low (omitted) | Mean | −1.00* | (−1.40 to −0.59) |
SD | |||
Medium | Mean | 0.11 | (−0.16 to 0.38) |
SD | 0.67* | (0.38 to 0.96) | |
High | Mean | 0.89* | (0.55 to 1.22) |
SD | 0.92* | (0.52 to 1.31) |
Effects coded variable used for hospital volume. Normal distribution for random coefficients used on all attributes. The value of the omitted term equals the negative sum of the coefficients of the included attribute levels
GI gastrointestinal
* p < 0.05 for statistical significance