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Table 3 Trichoscopic findings in the two studied groups

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

VariableGroup A
Minoxidil 2%
(n = 20)
Group B
Ketoconazole 2%
(n = 20)
χ2P
No.%No.%
Trichoscopic findings: (baseline)
 Hair shaft thickness heterogeneity201002010001 NS
 Brown peripilar sign201002010001 NS
 Focal atrichia1575157501 NS
 Yellow dots4202100.780.38 NS
Trichoscopic findings: (after 2 months)
 Hair shaft thickness heterogeneity201002010001 NS
 Brown peripilar sign168012601.910.17 NS
 Focal atrichia73573501 NS
 Yellow dots15000.930.34 NS
Trichoscopic findings: (after 4 months)
 Hair shaft thickness heterogeneity201002010001 NS
 Brown peripilar sign9451510.51< 0.001**
 Focal atrichia2104200.780.38 NS
 Yellow dots0000--
Trichoscopic findings: (after 6 months)
 Normal4208401.380.24 NS
 Hair shaft thickness heterogeneity168012601.910.17 NS
 Brown peripilar sign15000.930.34 NS
 Focal atrichia0000--
 Yellow dots0000--
P1#0.99 NS0.06 NS 
P2#0.008**< 0.001** 
P3#< 0.001**< 0.001** 
  1. #McNemar test
  2. **Highly significant (P < 0.01)
  3. 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