Table 3.
Regression results
| Attributes | MNL (main effects) |
MNL (including respondent characteristics) |
MIXL (main effects) |
GMNL (main effects) |
||
| Coefficients (SE) | Coefficients (SE) | Coefficients (SE) | SD (SE) | Coefficients (SE) | SD (SE) | |
| Travel time | −0.0086 (0.0009)*** | −0.00068 (0.0032) | −0.0125 (0.0020)*** | 0.0165 (0.0024)*** | −0.0235 (0.0097)* | 0.0254 (0.0091)** |
| Waiting time | −0.0056 (0.0005)*** | −0.00333 (0.0015)* | −0.0077 (0.0008)*** | 0.0048 (0.0009)*** | −0.0146 (0.0059)* | 0.0078 (0.0028)** |
| Length of stay | −0.0768 (0.0152)*** | −0.0784 (0.0153)*** | −0.1217 (0.0262)*** | 0.1608 (0.0395)*** | −0.2501 (0.1149)* | 0.2668 (0.1264)* |
| Risk of death | −0.3258 (0.0202)*** | −0.1953 (0.0553)*** | −0.4623 (0.0425)*** | 0.2577 (0.0434)*** | −0.8409 (0.3184)** | 0.3930 (0.1478)** |
| Risk of readmission | −0.1442 (0.0159)*** | −0.0192 (0.0518) | −0.1803 (0.0262)*** | 0.1384 (0.0386)*** | −0.3436 (0.1491)* | 0.2210 (0.1171) |
| Outpatient follow-Up | −0.9624 (0.0776)*** | −0.9887 (0.0792)*** | −1.2442 (0.1424)*** | 0.7290 (0.1826)*** | −2.2214 (0.8883)* | 1.5190 (0.1478)* |
| Interaction terms | ||||||
| Travel time*gender | – | −0.0049 (0.0019)** | – | – | – | – |
| Waiting time*gender | – | −0.0021 (0.0009)* | – | – | – | – |
| Waiting time*survey mode | – | 0.0027 (0.0008)*** | – | – | – | – |
| Risk of death*gender | – | −0.1047 (0.0327)** | – | – | – | – |
| Risk of death*survey mode | – | 0.0862 (0.0291)** | – | – | – | – |
| Risk of readmission*gender | – | −0.0775 (0.0297)** | – | – | – | -- |
| Sample size (observations) | 148 (2960) | 148 (2960) | 148 (2960) | – | 148 (2960) | – |
| Log likelihood | −813 | −800 | −763 | – | −757 | – |
| AIC | 1640 | 1623 | 1522 | -- | 1544 | – |
| BIC | 1670 | 1687 | 1621 | – | 1624 | – |
***p<0.001, **p<0.01, *p<0.05. Survey mode refers to paper versus web based.
AIC, Akaike information criterion; BIC, Bayesian information criterion; GMNL, generalised multinomial logit; MIXL, mixed multinomial logit; MNL, multinomial logit.