Table 8.
Related factors of the presence of LSS-positive in cross-sectional analysis in 2004
| Category 1 | Category 2 | OR | 95%CI | p-value |
|---|---|---|---|---|
| Gender | Female | 0.813 | 0.558–1.185 | 0.2816 |
| Age (years) | 40–49 | Reference | ||
| 50–59 | 1.215 | 0.364–4.063 | 0.7513 | |
| 60–69 | 1.101 | 0.356–3.408 | 0.8672 | |
| 70–79 | 1.388 | 0.451–4.273 | 0.5675 | |
| ≥80 | 1.718 | 0.511–5.773 | 0.3818 | |
| BMI (kg/m2) | <18.5 | Reference | ||
| 18.5–25.0 | 1.567 | 0.645–3.805 | 0.3210 | |
| 25.1–30.0 | 2.938 | 0.834–10.374 | 0.093 | |
| ≥30.1 | 2.372 | 0.235–23.935 | 4639 | |
| RDQ score | 1.158 | 1.117–1.200 | <0.0001 | |
| Knee OA | Positive | 1.926 | 1.339–2.769 | 0.0004 |
| Hip OA | Positive | 1.729 | 0.838–3.567 | 0.1382 |
| Comorbidities | Respiratory | 0.913 | 0.100–8.350 | 0.9354 |
| Diabetes mellitus | 1.230 | 0.562–2.694 | 0.6045 | |
| Cardiovascular | 1.148 | 0.682–1.933 | 0.6023 | |
| Cerebrovascular | 3.294 | 1.107–9.798 | 0.0321 | |
| Hypertension | 1.244 | 0.872–1.777 | 0.2288 | |
| Smoking | Pack-years | 0.875 | 0.783–0.978 | 0.0183 |
| Depressive symptoms | Severe | Reference | ||
| Moderate | 0.736 | 0.345–1.573 | 0.4290 | |
| Mild | 0.967 | 0.488–1.914 | 0.9229 | |
| None | 0.685 | 0.398–1.177 | 0.1707 |
Notes: RDQ score, knee OA, cerebrovascular disease, and smoking were identified as related factors of LSS-positive status.
Abbreviations: LSS, lumbar spinal stenosis; BMI, body mass index; RDQ, Roland–Morris Disability Questionnaire; OA, osteoarthritis.