Table 3.
Stratified analysis for each age group
| Number of musculoskeletal pain sites except LBP | ||||||
|---|---|---|---|---|---|---|
| total | 0 | 1 | ≥ 2 | P for trend | P-interaction | |
| 1782 | 1343 | 283 | 156 | |||
| Sex | ||||||
| Male (n = 826) | ||||||
| New-onset LBP/participants | 117/826 (14.2%) | 75/678 (11.1%) | 26/97 (26.8%) | 16/51 (31.4%) | ||
| Adjusted OR (95% CI) | 1 | 3.16 (1.68–5.95) | 4.60 (2.06–10.30) | < 0.001 | ||
| Female (n = 956) | 0.12 | |||||
| New-onset LBP/participants | 134/956 (14.0%) | 80/665 (12.0%) | 27/186 (14.5%) | 27/105 (25.7%) | ||
| Adjusted OR (95% CI) | 1 | 1.24 (0.71–2.14) | 2.54 (1.38–4.68) | 0.011 | ||
Adjusted for age, body mass index, living area, smoking habits, drinking habits, complications, working status, walking time, living status, subjective economic condition, Kessler Psychological Distress Scale, Athens Insomnia Scale, and Lubben Social Network Scale. LBP: low back pain, OR: Odds ratio, CI: Confidence interval