Comparison of Knowledge, Attitude, and Practice of Nursing and Medical Students in Kermanshah, Iran, about Toothbrush Maintenance and Use

Table 1

Demographic characteristics of medical and nursing students (n = 580).

Variables		Nursing students number (%)	Medical students number (%)	Test results
Sex	Male	118 (45.4)	170 (53.1)	X^2 = 3.43
	Female	142 (54.6)	150 (46.9)	NS^‡
Age		Median (IQR^†)	Median (IQR)	Z^‡‡ = −0.90
		21 (3)	21 (3)	NS

^‡Nonsignificant; ^†interquartile range; ^‡‡based on Mann–Whitney U test.