| Variable | Category | Number examined | EBF % (n) | MF % (n) | Level of significance |
| Age group/months | < 6 | 193 | 79.3 (153) | 20.7 (40) | χ2 = 21.145, P < 0.001 |
| ≥6 | 148 | 56.1 (83) | 43.9 (65) | ||
| Gender | Male | 198 | 68.7 (136) | 31.3 (62) | χ2 = 0.060, P = 0.806 |
| Female | 143 | 69.9 (100) | 30.1 (43) | ||
| Total |
| 341 | 69.2 (236) | 30.8 (105) |
|