Table 4.

Degree of itching, assessed by an ordinal visual scale from 0 to 4 (see Methods)

	Dimeticone group	Permethrin group	P value
	Median (interquartile range)	Median (interquartile range)
Before treatment	2 (1–4)	2 (1–3)	p = 0.02
6 h after treatment	1 (0–1)	1 (0–1)	P = 0.8
24 h after treatment (day 2)	1 (0–1)	1 (0–1)	P = 0.6
Day 3	1 (0–1)	1 (0–1)	P = 0.07
Day 4	1 (0–1)	0 (0–1)	P = 0.8
Day 5	1 (0–1)	0 (0–1)	P = 0.13
Day 6	1 (0–1)	0 (0–1)	P = 0.13
Day 7	1 (0–1)	1 (0–1)	P = 0.14
Day 8	1 (0–1)	0 (0–1)	P = 0.3
Day 9	0 (0–1)	0 (0–1)	P = 0.5