Table 6 Distribution of postures, job demand and social support for cutters , prevalence proportion ratio (PPR) and 95% confidence interval (CI), compared with joint group (n = 50)
From: The effects of a medical hypnotherapy on clothing industry employees suffering from chronic pain
|  | Cutters* (n = 50) | Reference groups (length of service, years) | ||||||
|---|---|---|---|---|---|---|---|---|
I (0–7) (n = 30) | II (8–15) (n = 12) | III (> 15) (n = 8) | ||||||
Number | % | Number | % | Number | % | Number | % | |
PPR | (95% CI) | PPR | (95% CI) | PPR | (95% CI) | |||
Awkward posture | 47 | 94.0 | 28 | 93.3 | 11 | 91.6 | 8 | 100 |
0.99 | (0.63-1.34) | 0.97 | (0.42-1.51) | 1.06 | (0.32-1.79) | |||
Physical exhausting | 38 | 76.0 | 21 | 70.0 | 10 | 83.3 | 7 | 87.5 |
0.91 | (0.58-1.23) | 1.09 | (0.47-1.70) | 1.15 | (0.35-1.94) | |||
Extensivework | 45 | 90.0 | 27 | 90.0 | 10 | 83.3 | 8 | 100 |
1.00 | (0.64-1.35) | 0.92 | (0.40-1.44) | 1.11 | (0.34-1.88) | |||
High work speed | 20 | 40.0 | 12 | 40.0 | 4 | 33.3 | 4 | 50.0 |
1.00 | (0.64-1.35) | 0.83 | (0.36-1.29) | 1.25 | (0.38-2.12) | |||
Too manyjob tasks | 41 | 82.0 | 27 | 90.0 | 9 | 75.0 | 5 | 62.5 |
1.10 | (0.70-1.49) | 0.92 | (0.40-1.44) | 0.76 | (0.23-1.28) | |||
Colleagues’ support | 38 | 76.0 | 27 | 90.0 | 5 | 41.6 | 6 | 75.0 |
1.18 | (0.75-1.60) | 0.54 | (0.23-0.84) | 0.98 | (0.30-1.66) | |||
Supervisors’ support | 45 | 90.0 | 24 | 80.0 | 12 | 100 | 7 | 87.5 |
0.89 | (0.57-1.21) | 1.11 | (0.48-1.73) | 0.97 | (0.29-1.64) | |||