and adolescents is 1%–2%. Females are more frequently affected than males, at a ratio of
approximately 10:1. This estimate  likely reflects the true gender  ratio of the condition, al-
though it may also reflect differential treatment seeking based on ge nder or cultural at-
titudes regarding appearance (e.g., acceptan ce of normative hair loss among males).
Among children with trichotillo mania, males and females are more equally represented.