Frequency - International
Race
Age
Sex
Frequency - United States
Trichomycosis axillaris can affect any age group from puberty through adulthood.
No studies have assessed the frequency of trichomycosis axillaris in the United States.
No racial predilection is reported for trichomycosis axillaris.
In one study from the United Kingdom, trichomycosis axillaris was present in 27% of adult male students, and in the general population, 42% of male patients and 7% of female patients. Rho and Kim reported the corynebacterial triad in 13% of 842 Korean soldiers.
Both sexes may be affected; however, trichomycosis axillaris appears to affect males more commonly, since most women shave their axillary hair.
