Trichogenic effect of topical ketoconazole versus minoxidil 2% in female pattern hair loss: a clinical and trichoscopic evaluation

Table 3 Trichoscopic findings in the two studied groups

Variable	Group A Minoxidil 2% (n = 20)		Group B Ketoconazole 2% (n = 20)		χ²	P
Variable	No.	%	No.	%	χ²	P
Trichoscopic findings: (baseline)
Hair shaft thickness heterogeneity	20	100	20	100	0	1 NS
Brown peripilar sign	20	100	20	100	0	1 NS
Focal atrichia	15	75	15	75	0	1 NS
Yellow dots	4	20	2	10	0.78	0.38 NS
Trichoscopic findings: (after 2 months)
Hair shaft thickness heterogeneity	20	100	20	100	0	1 NS
Brown peripilar sign	16	80	12	60	1.91	0.17 NS
Focal atrichia	7	35	7	35	0	1 NS
Yellow dots	1	5	0	0	0.93	0.34 NS
Trichoscopic findings: (after 4 months)
Hair shaft thickness heterogeneity	20	100	20	100	0	1 NS
Brown peripilar sign	9	45	1	5	10.51	< 0.001**
Focal atrichia	2	10	4	20	0.78	0.38 NS
Yellow dots	0	0	0	0	-	-
Trichoscopic findings: (after 6 months)
Normal	4	20	8	40	1.38	0.24 NS
Hair shaft thickness heterogeneity	16	80	12	60	1.91	0.17 NS
Brown peripilar sign	1	5	0	0	0.93	0.34 NS
Focal atrichia	0	0	0	0	-	-
Yellow dots	0	0	0	0	-	-
P^1#	0.99 NS		0.06 NS
P^2#	0.008**		< 0.001**
P^3#	< 0.001**		< 0.001**

^#McNemar test
**Highly significant (P < 0.01)
χ² Chi square test, NS non-significant (P > 0.05), P¹ baseline versus after 2 months, P² baseline versus after 4 months, P³ baseline versus after 6 months

ISSN: 2398-8460