Table 3 Determinants of mean BMI
Determinant | N | Mean | SD | 95 % confidence interval for mean | Test statistic | |
|---|---|---|---|---|---|---|
Lower bound | Upper bound | |||||
Household Wealth Index | ||||||
Low | 181 | 23.10 | 4.47 | 23.34 | 24.65 | F(1, 421) = 16.0, p < 0.001 |
High | 241 | 25.86 | 4.93 | 25.24 | 26.49 | |
Household food security | ||||||
Food secure | 224 | 25.99 | 5.27 | 25.29 | 26.68 | F(1, 421) = 18.2, p < 0.001 |
Food insecure | 198 | 24.02 | 4.03 | 23.45 | 24.58 | |
Type of residence | ||||||
Urban | 212 | 26.25 | 5.67 | 25.48 | 27.02 | F(1, 421) = 27.5, p < 0.001 |
Rural | 210 | 23.86 | 3.40 | 23.40 | 24.33 | |
Religion | ||||||
Islam | 110 | 26.08 | 6.42 | 24.86 | 27.29 | F(2, 421) = 3.9, p = 0.02 |
Christianity | 296 | 24.78 | 4.07 | 24.31 | 25.24 | |
Traditional | 16 | 23.39 | 3.89 | 21.31 | 25.46 | |
Potable water sources | ||||||
Unprotected | 24 | 23.23 | 3.22 | 21.88 | 24.59 | F(1, 420) = 3.7, p = 0.056 |
Protected | 398 | 25.17 | 4.88 | 24.69 | 25.65 | |
Occupation of mother | ||||||
Farmer | 128 | 23.75 | 3.34 | 23.17 | 24.33 | F(6, 421) = 2.8, p = 0.01 |
Trader | 164 | 25.78 | 5.22 | 24.98 | 26.59 | |
Civil servant | 24 | 25.52 | 4.82 | 23.48 | 27.56 | |
Seamstress | 69 | 24.96 | 4.74 | 23.82 | 26.09 | |
Housewife | 19 | 26.46 | 7.07 | 23.06 | 29.87 | |
Student | 14 | 26.52 | 6.41 | 22.82 | 30.22 | |
Hair dresser | 4 | 24.73 | 4.74 | 17.18 | 32.27 | |
Maternal age | ||||||
Under 20 years | 7 | 24.64 | 3.16 | 21.72 | 27.56 | F(2, 421) = 2.5, p = 0.09 |
20–34 years | 329 | 24.80 | 4.53 | 24.31 | 25.29 | |
At least 35 years | 86 | 26.09 | 5.83 | 24.84 | 27.34 | |