Table 1.

Sociodemographic characteristics of respondents.

Variables	Frequency (%)
Age group (years)
<20	13 (5.0)
20-29	123 (47.3)
30-39	122 (46.9)
40-49	2 (0.8)
Mean	29.09 ± 4.99
Marital status
Married	259 (99.6)
Widowed	1 (0.4)
Type of marriage
Monogamous	217 (83.5)
Polygamous	43 (16.5)
Religion
Islam	198 (76.2)
Christianity	61 (23.5)
Others	1 (0.4)
Tribe
Hausa	169 (65.0)
Yoruba	50 (19.2)
Igbo	21 (8.1)
Fulani	20 (7.7)
Place of residence
Urban	190 (72.1)
Rural	70 (26.9)
Level of education of wife
University/HND graduate	92 (36.4)
Diploma/NCE/SSCE	34 (13.1)
Completed primary school/JSS	47 (18.1)
Primary school not completed/	13 (5.0)
Qur'anic school only/none	74 (28.5)
Level of education of husband or partner
University/HND graduate	140 (53.8)
Diploma/NCE/SSCE	55 (21.2)
Completed primary school/JSS	49 (18.8)
Primary school not completed/	6 (2.3)
Qur'anic school only/none	10 (3.8)
Occupation of wife
Senior civil servant/professional/manager/contractor/large scale business	63 (24.2)
Intermediate school civil servant/secondary school teacher	14 (5.4)
Junior secondary school teacher/driver/artisan	53 (20.4)
Petty trader/labourer/messenger	12 (4.6)
Subsistent farmer/student/full-term house wife	118 (45.4)
Occupation of husband/partner
Senior civil servant/professional/manager/contractor/large scale business	133 (51.5)
Intermediate school civil servant/secondary school teacher	39 (15)
Junior secondary school teacher/driver/artisan	42 (16.2)
Petty trader/labourer/messenger	38 (14.6)
Subsistent farmer/student/full-term house wife	7 (2.7)
Wife's SEC
Upper class	96 (36.9)
Middle class	41 (15.8)
Lower class	123 (47.3)
Husband/partner's SEC
Upper class	170 (65.4)
Middle class	53 (20.4)
Lower class	37 (14.2)