No. of hair pulled (number of hair strands) 1 = none (0), 2 negligible (1 - 2), 3 = mild (3 - 4), 4 = Moderate (5 - 6), 5 = severe (>6) | |||||
Baseline | Week 4 (Day 30) | Week 12 (Day 86) | Week 18 (Day 126) | Week 24 (Day 168) | |
Mean ± SD | 0.74 ± 0.43 | 0.53 ± 0.33 | 0.47 ± 0.23 | 0.44 ± 0.20 | 0.38 ± 0.17 |
P value Over baseline | - | <0.0001 | 0.0002 | 0.0002 | <0.0001 |
% Change from baseline | 28.38 | 36.49 | 40.54 | 48.65 |