Table 2 Background factors of the reference groups, length of service, mean age and range, mean height, mean weight, mean body mass index (BMI), and mean rest heart rate (RHR)
From: The effects of a medical hypnotherapy on clothing industry employees suffering from chronic pain
Population (length of service) | n | Mean age ± SD | Range | Mean height, cm ± SD | Mean weight, kg ± SD | Mean BMI, kg/m2± SD | Mean RHR, beats/min ± SD |
|---|---|---|---|---|---|---|---|
Sewers | 60 | 41.8±18.6 | 18-65 | 164.2±11.7 | 77.2±13.7 | 29.3±2.0 | 75.5±7.3 |
  (0–7 years) | 20 | 22.7±5.2 | 18-35 | 159.3±10.7 | 73.1±12.1 | 26.1±1.9 | 59.7±9.6 |
  (8–15 years) | 30 | 33.8±5.2 | 26-42 | 165.5±12.6 | 74.8±11.1 | 26.7±1.7 | 73.3±8.2 |
  (> 15 years) | 10 | 52.8±8.9 | 46-65 | 162.1± 0.5 | 77.5±10.0 | 29.1±3.5 | 76.0±8.6 |
Cutters | 30 | 41.2±19.2 | 22-65 | 167.5±18.7 | 71.4±10.2 | 26.4±4.1 | 70.7±7.6 |
  (0–7 years) | 12 | 27.8±6.6 | 22-40 | 170.6±14.8 | 69.5±9.8 | 25.8±3.3 | 55.7±8.8 |
  (8–15 years) | 10 | 30.6±6.4 | 30-48 | 168.6±12.4 | 71.5±9.7 | 26.7±3.7 | 59.7±8.7 |
  (> 15 years) | 8 | 56.9±7.6 | 42-65 | 166.6±11.9 | 73.5±11.3 | 27.2±3.8 | 63.7±7.8 |