Table 4 Hosmer and Lemeshow and goodness-of-fit test for the multivariable logistic regression model
Partition for the Hosmer and Lemeshow test | ||||||
|---|---|---|---|---|---|---|
Mortality = 1 | Mortality = 0 | |||||
Group | Range of predicted mortality probability | Total | Observed | Expected | Observed | Expected |
1 | 0–3.58 % | 433 | 11 | 9.73 | 422 | 423.27 |
2 | 3.59–6.26 % | 432 | 21 | 22.03 | 411 | 409.97 |
3 | 6.27–9.56 % | 432 | 31 | 33.91 | 401 | 398.09 |
4 | 9.57–13.06 % | 434 | 45 | 49.05 | 389 | 384.95 |
5 | 13.07–18.24 % | 432 | 66 | 66.83 | 366 | 365.17 |
6 | 18.25–23.35 % | 432 | 91 | 90.61 | 341 | 341.49 |
7 | 23.36–28.25 % | 432 | 108 | 109.35 | 324 | 320.84 |
8 | 28.26–39.11 % | 438 | 174 | 149.02 | 264 | 288.98 |
9 | 39.12–49.38 % | 435 | 190 | 190.70 | 245 | 244.30 |
10 | 49.39–94.08 % | 417 | 249 | 262.96 | 168 | 154.04 |
Hosmer and Lemeshow goodness-of-fit test | ||||||
Chi-square 9.3599 | p value 0.3128 | |||||