Table 1. The demographic structure of pupils included in this study (n = 1388).

Variables	Frequency (%)
Senatorial zone
Kwara North	526 (37.9)
Kwara Central	391 (28.1)
Kwara South	471 (34)
Gender
Male	777 (56)
Female	611 (44)
Age (years)
7–9	143 (10.3)
10–12	666 (48)
13–15	579 (41.7)