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Table 12 Cronbach’s Alpha for the modified behavioural Bernese Pain Scale for Neonates-subscale, separated by GA-groups

From: The influence of gestational age in the psychometric testing of the Bernese Pain Scale for Neonates

  Cronbach’s Alpha
  Heel Stick Phase 1 Median (Range) Heel Stick Phase 2 Median (Range) Heel Stick Phase 3 Median (Range) Heel Stick Phase 4 Median (Range) Heel Stick Phase 5 Median (Range)
Extremely preterm neonates 0.819 (0.813–0.894) 0.821 (0.695–0.862) 0.760 (0.720–0.883) 0.796 (0.690–0.841) 0.830 (0.691–0.840)
N = 42–48
Very preterm neonates 0.908 (0.833–0.915) 0.835 (0.787–0.868) 0.800 (0.705–0.878) 0.794 (0.624–0.902) 0.824 (0.708–0.841)
N = 32–44
Moderate to late preterm neonates 0.836 (0.736–0.932) 0.863 (0.724–0.930) 0.892 (0.844–0.924) 0.872 (0.765–0.896) 0.774 (0.576–0.871)
N = 20–36
Full-term neonates 0.909 (0.906–0.964) 0.832 (0.813–0.932)    
N = 13–20    
  1. Note. Median = Median of the coefficients calculated for each rater separately; Range = Range of the five coefficients calculated for each rater