Demographic characteristics		Intervention		Controls		p value
Demographic characteristics		No	Percent (%)	No	Percent (%)	p value
Age	<50 yr	19	43.2	13	29.5	0.06^*
	50 - 59 yr	16	36.4	13	27.3
	60 - 69 yr	6	13.6	17	38.6
	≥70 yr	3	6.8	2	4.6
	Mean (±SD)	52.6 ± 11.0 yr		56.5 ± 8.8 yr
Gender	Female	28	63.6	24	72.3	0.16^**
Gender	Male	16	36.4	10	22.7	0.16^**
Marital status	Single	8	18.2	15	34.1	0.09^**
Marital status	Married	36	81.2	29	65.9	0.09^**
Education	Illiterate	7	15.9	10	22.7	0.13^*
	Elementary	9	20.4	18	40.9
	Guidance	13	29.6	3	6.8
	High school & diploma	10	22.7	8	18.2
	University	5	11.4	5	11.4
Employment status	Employed	15	34.1	12	27.3	0.0.2^*
	Retired/Not-employed	10	22.7	22	50.0
	Housewife	19	43.2	10	22.7
Family history of pamfigus	Yes	3	6.8	3	6.8	>0.99^***
Family history of pamfigus	No	41	93.2	41	93.2	>0.99^***
History of other skin diseases	Yes	9	20.4	7	15.9	0.58^*
History of other skin diseases	No	35	79.6	37	84.1	0.58^*
House ownership	Owned	32	72.7	40	90.9	0.003^***
	Rented	9	20.5	0	0.0
	Lives with a other	3	6.8	4	9.1
Duration	<2 years	17	38.6	8	18.2	0.566^****
	2 - 4 years	12	27.3	10	22.7
	5 - 10 years	10	22.7	26	59.1
	>10 years	5	11.4	0	0.0
	Mean (±SD)	4.7 ± 4.2 yr		5.1 ± 2.6 yr