Table 1.

Demographic data of children.

	All children (n = 158)	Children with CPAP (n = 27)
Age (year)	12.80 ± 3.0 (8–18)	13.24 ± 2.7 (9–18)
Scar length (cm)	6.09 ± 1.6 (2.2–9.8)	7.05 ± 1.4 (3.7–9.3)
Gender
Boy	97 (61.4%)	12 (41.4%)
Girl	61 (38.6%)	17 (58.6%)
Pain interference
Resting		13 (44.8%)
Exercise		16 (55.2%)
Pain description
Stinging		15 (51.7%)
Blunt		8 (27.6%)
Cramping		4 (13.8%)
Burning		2 (6.9%)

CPAP, chronic postappendectomy pain; n, number of children; %, percentage. Data are shown as mean ± SD, minimum, maximum, number, and percentage.