Medical Lasers

pISSN 2287-8300
eISSN 2288-0224

Table 1

Study population and characteristics of the subjects at baseline.

LG Pra’L HGN1 (N=32) Sham device (N=16) Total (N=48) p-value
Gender 0.2380
Male (%) 24 (75.00) 15 (93.75) 39 (81.25)
Female (%) 8 (25.00) 1 (6.25) 9 (18.75)
Age (years), mean (SD) 42.06 (8.93) 46.69 (7.74) 43.60 (8.75) 0.0842
Height (cm), mean (SD) 171.05 (10.07) 170.39 (6.43) 170.83 (8.96) 0.5995
Weight (kg), mean (SD) 74.61 (12.52) 71.39 (8.43) 73.53 (11.33) 0.3592
Norwood-Hamilton classification, N (%)
Total N 17 14 31
II A 5 (29.41) 1 (7.14) 6 (19.35)
III 0 (0.00) 1 (7.14) 1 (3.23)
III Vertex 5 (29.41) 7 (50.00) 12 (38.71)
III A 0 (0.00) 0 (0.00) 0 (0.00)
IV 3 (17.65) 4 (28.57) 7 (22.58)
IV A 0 (0.00) 0 (0.00) 0 (0.00)
V 4 (23.53) 1 (7.14) 5 (16.13)
Ludwig classification, N (%)
Total N 7 1 8
Type I 7 (100.00) 1 (100.00) 8 (100.00)
Type II 0 (0.00) 0 (0.00) 0 (0.00)
BASP classification, N (%)
Total N 18 9 27
V1 8 (44.44) 2 (22.22) 10 (37.04)
V2 2 (11.11) 5 (55.56) 7 (25.93)
F1 6 (33.33) 1 (11.11) 7 (25.93)
F2 2 (11.11) 1 (11.11) 3 (11.11)
LG Pra’L HGN1 (N=30) Sham device (N=16) Total (N=46)
Hair density (hairs/cm2), mean (SD) 77.23 (17.34) 95.56 (18.56) 83.61 (19.66)
Hair thickness (µm), mean (SD) 77.66 (15.09) 76.94 (18.31) 76.76 (16.08)

SD, standard deviation.

Medical Lasers; Engineering, Basic Research, and Clinical Application 2020;9:150~158 https://doi.org/10.25289/ML.2020.9.2.150
© Medical Lasers