Table 3 Physical fitness associated with musculoskeletal disorders (MSDs) among office workers (n = 545)
Physical Fitness | Have MSDs (n = 207) | Not have MSDs (n = 338) | Unadjusted | Adjusted by age, sex, BMI and comorbidity | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
n | mean ± SD | n | mean ± SD | OR | 95% CI | p-value | OR | 95% CI | p-value | |
Body Mass Index (kg/m2)a | 207 | 24.07 ± 4.46 | 338 | 22.75 ± 4.21 | 1.07 | 1.02, 1.12 |  < 0.001** | 1.07 | 1.02, 1.11 | 0.002* |
Waist circumference (cm) | 202 | 80.73 ± 12.32 | 330 | 78.83 ± 11.93 | 1.01 | 0.99, 1.02 | 0.080 | 1.00 | 0.98, 1.02 | 0.498 |
Body fat (%) | 201 | 28.20 ± 6.63 | 331 | 26.71 ± 6.68 | 1.03 | 1.00, 1.06 | 0.014* | 1.02 | 0.98, 1.05 | 0.238 |
Heart Rate at 1 min (bpm)b | 183 | 105.03 ± 17.95 | 311 | 103.32 ± 18.30 | 1.00 | 0.99, 1.01 | 0.314 | 1.00 | 0.99, 1.01 | 0.698 |
Grip strength (kg.) | ||||||||||
 Right hand | 191 | 26.36 ± 8.47 | 321 | 26.39 ± 8.30 | 1.00 | 0.97, 1.02 | 0.976 | 1.00 | 0.97, 1.02 | 0.945 |
 Left hand | 191 | 24.84 ± 7.72 | 321 | 25.15 ± 8.07 | 0.99 | 0.97, 1.02 | 0.667 | 0.99 | 0.96, 1.02 | 0.784 |
 Neck strength by the CCFT | 186 | 65.00 ± 44.89 | 314 | 72.12 ± 62.85 | 0.98 | 0.99, 1.00 | 0.182 | 0.99 | 0.99, 1.00 | 0.203 |
 Neck endurance (sec.) | 185 | 37.84 ± 21.74 | 320 | 38.84 ± 23.50 | 0.99 | 0.99, 1.00 | 0.634 | 0.99 | 0.98, 1.00 | 0.610 |
 Back endurance by ITO’s test (sec.) | 145 | 138.91 ± 73.37 | 258 | 139.02 ± 70.42 | 1.00 | 0.99, 1.00 | 0.988 | 1.00 | 0.99, 1.00 | 0.912 |
Flexibility of Back (cm.) | ||||||||||
 by sit and reach test | 152 | 0.23 ± 10.56 | 270 | -0.03 ± 10.89 | 1.00 | 0.98, 1.02 | 0.809 | 1.00 | 0.98, 1.02 | 0.895 |
 by modified Schober’s test | 152 | 5.10 ± 1.20 | 269 | 5.19 ± 1.43 | 0.95 | 0.81, 1.10 | 0.489 | 094 | 0.80, 1.09 | 0.442 |