Özkoca D, Aşkın Ö, Engin B, et al. - Researchers investigated the frequency and the relationship with comorbidities for each subtype of female pattern hair loss; and examined the relationship of clinical stage with age and comorbid diseases.

• Patients with a definitive diagnosis of female pattern hair loss were studied in this prospective cross sectional study.

• Increased age, menopausal state and hypertension were linked with advanced stages of female pattern hair loss.

• In earlier stages, there appeared greater prevalence of acne vulgaris.

• The Ludwig and Hamilton subtypes were linked with more common occurrence of hirsutism and acne vulgaris.

• There was greater frequency of hypertension in Ludwig subtype.