Table 5.
Predictors from multivariate regression models, that are significantly associated with resources
| Predictor | Model for LoS | Model for OT | Model for TSPP | |||
|---|---|---|---|---|---|---|
| β coef. (95 % CI) | Sig. | β coef. (95 % CI) | Sig. | β coef. (95 % CI) | Sig. | |
| Age | 0.274 (0.01–0.02) | 0.000 | 0.141 (0.028–0.142) | 0.003 | ||
| Sex (W0, M1) | −0.232 (−0.384–0.168) | 0.000 | −0.151 (−0.142–0.033) | 0.002 | ||
| No. of levels | 0.241 (0.095–0.223) | 0.000 | 0.549 (0.183–0.245) | 0.000 | 0.346 (0.08–0.144) | 0.000 |
| Uni- bilateral (0.1) | 0.23 (0.204–0.498) | 0.000 | 0.157 (0.045–0.196) | 0.002 | ||
| RCRI | 0.193 (0.084–0.235) | 0.000 | ||||
| Dural tear (0.1) | 0.112 (0.063–0.567) | 0.014 | 0.198 (0.18–0.409) | 0.000 | 0.278 (0.221–0.443) | 0.000 |
| Haematoma (0.1) | 0.11 (0.106–1.031) | 0.016 | 0.121 (0.066–0.485) | 0.01 | ||
| Foraminotomy (0.1) | 0.1 (0.027–0.202) | 0.011 | ||||
| Synovial cyst (0.1) | 0.089 (0.013–0.185) | 0.024 | ||||
| BMI | 0.071 (0–0.011) | 0.074 | ||||
RCRI revised cardiac risk index
BMI body mass index