The Prevalence of Demodex folliculorum and Demodex brevis in Cylindrical Dandruff Patients

Table 1

Distribution of Demodex folliculorum and Demodex brevis by age in the CD and healthy groups.

Age (years)	Demodex folliculorum, positive/n (%)		Demodex brevis, positive/n (%)
	CD group	Healthy group	CD group	Healthy group
0–6	2/15 (13.33%)	0/38 (0%)	4/15 (26.67%)	1/38 (2.63%)
7–17	20/90 (22.22%)	3/169 (1.78%)	27/90 (30.00%)	6/169 (3.55%)
18–40	142/653 (21.74%)	62/712 (8.71%)	193/653 (29.55%)	46/712 (6.46%)
41–65	186/765 (24.31%)	56/610 (9.18%)	250/765 (32.67%)	46/610 (7.75%)
66–88	48/155 (30.97%)	22/171 (12.87%)	58/155 (37.42%)	15/171 (8.77%)