Method	Number of patients	Increase in louse eradication rate (%)*	Decrease in egg hatch rate (%)*
Bonnet-style hair dryer	54	7.3	19.2
Handheld hair dryer (diffuse heat)	26	8.9 (not significant)	45.4
Handheld hair dryer (direct heat)	27	44.7	42.2
Wall-mounted dryer	15	47.2	47.5
Lousebuster†	18	67.8	46.0
Lousebuster† with comb-like handpiece	18	72.3	44.9