Table 5: Patient demographics.

CharacteristicActiveVehicle

Number of subjects ( )1010
Gender100% male100% male
Mean age (range)21 years old (18–29)22.4 years old (18–42)
Race90% Caucasian80% Caucasian
Duration of acne (range)5.2 yrs (1–14)5.6 yrs (2–11)