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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