Table 2. Comparison between intraepidermal and subepidermal autoimmune dermatoses.

PHQ-9: Patient Health Questionnaire-9

Characteristic		Total	Intraepidermal blister (N = 25)	Subepidermal blister (N = 19)	P-value
Mean age (years) ± SD		53.43 ± 17.898	48.60 ± 16.373	59.79 ± 18.241	0.038
Age at onset (years) ± SD		49.57 ± 17.054	44.20 ± 15.019	56.63 ± 17.30	0.015
Duration (years) ± SD		4.05 ± 3.785	4.48 ± 4.492	3.47 ± 2.590	0.389
Mean PHQ-9 score		5.70 ± 4.196	5.40 ± 4.203	6.11 ± 4.267	0.587
Ethnicity	African	17	7	10	0.096
	Indian	27	18	9
Employed	No	38	20	18	0.213
	Yes	6	5	1
Education level	Primary	13	4	9	0.053
	Secondary	22	16	6
	Tertiary	9	5	4
Marital status	Divorced	7	5	2	0.580
	Married	22	11	11
	Single	15	9	6