From: Effect of oral isotretinoin on muscle strength in patients with acne vulgaris: a prospective controlled study
Serum CPK level (IU/l)
Concentric quadriceps PT (Nm)
60°/s AV
r = 0.150
p = 0.283
120°/s AV
r = 0.227
p = 0.102
Concentric hamstring PT (Nm)
r = 0.192
p = 0.167
r = 0.195
p = 0.162