Table 4.
Multivariate analysis for presence of BTP.
| B | SE | Wald | P | AOR | 95% CI | ||
|---|---|---|---|---|---|---|---|
| Age (≧65) | −0.470 | 0.177 | 7.037 | 0.008 | 0.625 | 0.441 | 0.884 |
| Primary school (ref) | 4.410 | 0.110 | |||||
| Middle school | 0.329 | 0.176 | 3.505 | 0.061 | 1.390 | 0.985 | 1.962 |
| Graduate and above | −0.007 | 0.257 | 0.001 | 0.979 | 0.993 | 0.601 | 1.643 |
| Bone metastasis | 0.090 | 0.225 | 0.160 | 0.689 | 1.094 | 0.705 | 1.699 |
| Liver metastasis | 0.280 | 0.265 | 1.121 | 0.290 | 1.324 | 0.788 | 2.225 |
| No metastasis (ref) | 0.896 | 0.826 | |||||
| Metastasis number (1) | 0.207 | 0.223 | 0.861 | 0.354 | 1.230 | 0.794 | 1.907 |
| Metastasis number (2) | 0.094 | 0.270 | 0.121 | 0.728 | 1.098 | 0.647 | 1.862 |
| Metastasis number (≧3) | 0.119 | 0.362 | 0.109 | 0.742 | 1.127 | 0.555 | 2.289 |
| Symptom numbers (≦4) (Ref) | 3.280 | 0.194 | |||||
| Symptom numbers (5–9) | 0.394 | 0.220 | 3.228 | 0.072 | 1.484 | 0.965 | 2.281 |
| Symptom numbers (≧10) | 0.426 | 0.491 | 0.752 | 0.386 | 1.531 | 0.585 | 4.006 |
| Mild background pain (ref) | 48.998 | <0.001 | |||||
| Moderate background pain | 1.251 | 0.189 | 43.935 | <0.001 | 3.495 | 2.414 | 5.061 |
| Severe background pain | 1.222 | 0.410 | 8.902 | 0.003 | 3.395 | 1.521 | 7.579 |
| Anorexia | 0.639 | 0.201 | 10.168 | 0.001 | 1.895 | 1.279 | 2.808 |
| Sleep disorder | 0.221 | 0.198 | 1.248 | 0.264 | 1.247 | 0.846 | 1.838 |
| Constipation | 0.391 | 0.187 | 4.372 | 0.037 | 1.479 | 1.025 | 2.133 |
| Fatigue | −0.307 | 0.209 | 2.154 | 0.142 | 0.736 | 0.489 | 1.108 |
Ref, reference; B, regression coefficient; SE, standard deviation; Wald, Wald coefficient; AOR, adjusted odds ratio; CI, confidence interval; Hosmer–Lemeshow test, P=0.881; adjusted Nagelkerke, R2 = 19.5%; overall predictive ability, 66.4%; −2 log likelihood = 976.037.