Table 3.
Risk factors associated with clinical lumbar instability in rice farmers with chronic non-specific low back pain: univariate and multiple regression analysis (n=41)
| Characteristics | ORcrude
|
ORadj
|
||
|---|---|---|---|---|
| (95% CI) | P-value | (95% CI) | P-value | |
| Sex | ||||
| • M | 1 | |||
| • F | 1.09 (0.57 to 2.10) | 0.795 | ||
| Age (years) | ||||
| • <45 years | 1 | 1 | ||
| • ≥45 years | 0.58 (0.30 to 1.12) | 0.105 | 0.54 (0.27 to 1.06) | 0.073 |
| BMI | ||||
| • <23 kg/m2 | 1 | 1 | ||
| • ≥23 kg/m2 | 1.63 (0.84 to 3.13) | 0.148 | 1.76 (0.89 to 3.47) | 0.105 |
| Waist-hip ratio | ||||
| • M <0.9, F <0.8 | 1 | |||
| • M ≥0.9, F ≥0.8 | 1.30 (0.65 to 2.59) | 0.466 | ||
| Smoking | ||||
| • No | 1 | |||
| • Yes | 1.46 (0.75 to 2.85) | 0.272 | ||
| Farming experience (years) | ||||
| • <30 years | 1 | 1 | ||
| • ≥30 years | 2.08 (1.07 to 4.03) | 0.030 | 2.02 (1.03 to 3.98) | 0.041* |
Note:
*
P-value <0.05.
Abbreviations: BMI, body mass index; OR, odds ratio; ORadj, adjusted odds ratio; CI, confidence interval; M, male; F, female.