Table 1 Demographics and musculoskeletal disorders (MSDs) among office workers (n = 545)
Demographics | Total (n = 545) | MSDs (n = 207) | Prevalence rate (%) | OR | 95% CI | p-value |
|---|---|---|---|---|---|---|
Age (year) | ||||||
 20–29 years | 80 | 27 | 33.7 | 1.00 | - | - |
 30–39 years | 242 | 86 | 35.5 | 1.09 | 0.64, 1.86 | 0.736 |
 40–49 years | 163 | 67 | 41.1 | 1.37 | 0.78, 2.39 | 0.269 |
 50–59 years | 60 | 27 | 45.0 | 1.65 | 0.83, 3.30 | 0.152 |
Sex | ||||||
 Male | 212 | 77 | 36.3 | 1.00 |  |  |
 Female | 333 | 130 | 39.0 | 1.11 | 0.77,1.59 | 0.561 |
BMI (kg/m2) | ||||||
 BMI < 23.0 | 294 | 98 | 33.3 | 1.00 | - | - |
 23.0 ≤ BMI ≤ 27.5 | 178 | 68 | 38.2 | 1.22 | 0.82, 1.79 | 0.320 |
 BMI > 27.5 | 73 | 41 | 56.1 | 2.53 | 1.49, 4.25 |  < 0.001** |
Weight change in 2Â years | ||||||
 Weight stable | 166 | 50 | 30.1 | 1.00 | - | - |
 Weight loss | 87 | 32 | 36.7 | 1.33 | 0.76, 2.29 | 0.312 |
 Weight gain | 292 | 125 | 42.8 | 1.72 | 1.14, 2.57 | 0.009* |
Working Experience (year) | ||||||
 1–3 years | 31 | 14 | 45.1 | 1.00 | - | - |
 4–6 years | 62 | 18 | 29.0 | 0.43 | 0.17, 1.09 | 0.076 |
 7–10 years | 211 | 79 | 37.4 | 0.64 | 0.29, 1.41 | 0.272 |
  > 10 years | 241 | 96 | 39.8 | 0.70 | 0.32, 1.53 | 0.384 |
Income (THB/month) | ||||||
 up to 30,000 | 68 | 28 | 41.1 | 1.00 | - | - |
 30,001 – 50,000 | 86 | 29 | 33.7 | 0.72 | 0.37, 1.40 | 0.342 |
 50,001 – 100,000 | 198 | 78 | 39.3 | 0.93 | 0.53, 1.64 | 0.818 |
 more than 100,000 | 193 | 72 | 37.3 | 0.86 | 0.49, 1.52 | 0.613 |
Comorbidity | ||||||
 No | 483 | 172 | 35.6 | 1.00 | - | - |
 Yes | 62 | 35 | 56.4 | 2.32 | 1.39, 3.96 | 0.002* |
Current smoking | ||||||
 No | 514 | 199 | 38.7 | 1.00 | - | - |
 Yes | 31 | 8 | 25.8 | 0.54 | 0.23, 1.24 | 0.149 |
Alcohol consumption | ||||||
  < 3 times/week | 524 | 200 | 38.1 | 1.00 | - | - |
  ≥ 3 times/week | 21 | 7 | 33.3 | 0.80 | 0.31, 2.02 | 0.641 |