A Randomized, Double-Blind, Placebo-Controlled Clinical Trial to Assess the Efficacy of a Nutritional Supplement in Female Androgenic Alopecia

Table 2

Baseline characteristics of randomized subjects.

		Placebo (n = 21)	PPT5α (n = 23)	Comparison between groups
Age, years (mean ± SD)		42.95 ± 11.03	39.78 ± 8.74
Trichoscopic parameters (median (Q1, Q3))
Frontal	% terminal hair	71.1 (63.7, 78.3)	73.2 (69.1, 79.6)
	% fuzzy hair	28.9 (21.7, 36.3)	26.8 (20.4, 30.9)
Parietal	% terminal hair	71.6 (61.5, 76.9)	77.2 (71.1, 82.3)
	% fuzzy hair	28.4 (23.5, 38.5)	22.8 (17.7, 28.9)
Self-assessed hair parameters (median (Q1, Q3))
Hair thickness		2 (1, 3)	2 (1, 3)
Amount of hair		2 (2, 3)	3 (2, 3.5)
Reduction of hair loss		2 (1, 3)	2 (2, 3)
Hair strength		3 (1, 3)	3 (1.5, 3.5)
Self-assessed cosmetic parameters (median (Q1, Q3))
Hair shine		3 (2, 3)	3 (2, 3)
Hair softness		3 (2, 3)	3 (2, 4)