Table 1.

Comparison of demographic data between the two groups.

	OCD group (n = 231)	Control group (n = 246)	χ2/F	P
Gender [Example (%)]
Male	106(45.9)	130(52.8)	1.673	0.196
Female	125(54.1)	116(47.2)
Marital status [example (%)]
married	152(65.8)	153(62.2)	0.391	0.530
unmarried	79(34.2)	93(37.8)
Only child [example (%)]
Yes	127(55.0)	111(45.1)	2.120	0.146
No	104(45.0)	135(54.9)
Place of Residence of family [example (%)]
urban	173(74.9)	177(72.0)	0.152	0.701
countryside	58(25.1)	69(28.0)
age (years, $\overline{x}\pm s$ )	30.0 ± 9.0	30.6 ± 9.2	0.192	0.988
Years of education (years, $\overline{x}\pm s$ )	13.4 ± 2.1	13.5 ± 1.8	0.014	0.839