Sex
Age
Race
Frequency - United States
Frequency - International
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.
No racial predilection is reported for trichomycosis axillaris.
No studies have assessed the frequency of trichomycosis axillaris in the United States.
Trichomycosis axillaris can affect any age group from puberty through adulthood.
Both sexes may be affected; however, trichomycosis axillaris appears to affect males more commonly, since most women shave their axillary hair.
