Table 1.

Socio-demographic characteristics (n = 222)

Variable	Percentage
Age (years)
<25	7.7
25–29	34.2
30–34	41.9
35+	16.2
Ethnic group
Yoruba	86.2
Others	13.8
Religion
Christianity	74.7
Islam	25.3
Occupation
Artisans	39.2
Civil servants	23.9
Professionals	18.5
Others	18.4
Education
Primary	9.1
Secondary	29.2
Tertiary	61.7
Gravidity
One	21.5
Two	31.4
Three	21.5
Four or more	25.7
Gestational age (Trimester)
First	17.6
Second	34.4
Third	48.0