Table 5.
Effect of surgical treatment on the improvement of PSQI score at 6-month follow-up: multivariate analysis.
| Cohort | Model | Group | Odds ratios | 95% confidence interval | p-value |
|---|---|---|---|---|---|
| Matched cohort | Model 1 | Conservative group | – | – | – |
| Surgical group | 8.589 | (2.755, 26.772) | < 0.001 | ||
| Model 2 | Conservative group | – | – | – | |
| Surgical group | 8.810 | (2.705, 28.690) | < 0.001 | ||
| Whole cohort | Model 1 | Conservative group | – | – | – |
| Surgical group | 8.802 | (3.505, 22.104) | < 0.001 | ||
| Model 2 | Conservative group | – | – | – | |
| Surgical group | 8.264 | (3.267, 20.907) | < 0.001 |
Model 1: adjusted for age, sex, Charlson comorbidity index score, Hamilton depression rating scale, initial Oswestry disability index score, and initial global PSQI score.
Model 2: adjusted for age, sex, Charlson comorbidity index score, Hamilton depression rating scale, initial Oswestry disability index score, initial global PSQI score, dural sac cross-sectional area, central-type stenosis by Shizas et al., and foraminal-type stenosis by Lee et al.
Data were presented by number (%) of patients.