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

BMC Pediatrics

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

	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	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)
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	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)
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	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)
Full-term neonates	0.909 (0.906–0.964)	0.832 (0.813–0.932)
N = 13–20	0.909 (0.906–0.964)	0.832 (0.813–0.932)

Note. Median = Median of the coefficients calculated for each rater separately; Range = Range of the five coefficients calculated for each rater

ISSN: 1471-2431