Table 2. The distribution of the subjects according to their profession.

Profession	Patients group		Control group
	Number	Percent (%)	Number	Percent (%)
Housewife	26	74.2	7	31.8
Free	-	-	2	9
Official	6	17.2	10	45.6
Retired	2	5.7	2	9
Student	1	2.9	1	4.6
Tradesman	-	-	-
Total	35	100	22	100