Table III.

Prevalence of the types of classified alopecia in 1070 patients with COVID-19 and the number of patients with preexisting alopecia versus new-onset alopecia

Types of classified alopecia	Preexisting alopecia diagnosis		No preexisting alopecia diagnosis	Not reported
	No new symptoms triggered by COVID-19	New alopecia flareup worsened by COVID-19	New-onset alopecia triggered by COVID-19
AA (n = 143, 13.4%)	78 (54.5%)	58 (40.6%)	7 (4.9%)	0
AE (n = 2, 0.2%)	0	1 (50%)	1 (50%)	0
AGA (n = 561, 52.4%)	287 (51.2%)∗		0	274 (48.8%)
PA (n = 2, 0.2%)	0	1 (50%)	1 (50%)	0
TE (n = 362, 33.8%)	0	23 (6.4%) (n = 10 had prior AA) (n = 13 had prior AGA)	339 (93.6%)	0

AA, Alopecia areata; AE, anagen effluvium; AGA, androgenic alopecia; PA, pressure-induced alopecia; TE, telogen effluvium.

^∗Not reported whether alopecia symptoms worsened (or were stable) after COVID-19.