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Table 1: The demographic characteristics of the interventional and control study groups

From: Phrenic nerve stimulation prevents diaphragm atrophy in patients with respiratory failure on mechanical ventilation

Parameter Intervention group Control group p
N 12 10
Sex (Male:Female) 11:1 6: 4
Age (years) 61.9 ± 7.5 60.2 ± 9.9 0.65
Weight (kg) 89.3 ± 24.4 82.5 ± 12.8 0.43
Height (cm) 174.7 ± 6.7 173.9 ± 7.3 0.80
BMI (kg·m–2) 29.1 ± 6.6 27.3 ± 3.8 0.46
Time on ventilator before the study (hours) 165 ± 67 159 ± 37 0.82
  1. The values are presented as mean ± standard deviation
  2. N—number of subjects; BMI—Body Mass Index