| Variables | Category | Semester average score achievements | Crude POR (95% CI) | Adjusted POR (95% CI) | Poor | Medium | High |
| Maternal marital status | Married | 55 | 209 | 146 | 1 | 1 | Divorced | 14 | 23 | 13 | 0.5 (0.28,0.90) | 0.65 (0.30, 1.4) | Separated | 4 | 16 | 13 | 1.16 (0.59,2.29) | 1.6 (0.64, 4.21) | Widowed | 1 | 9 | 2 | 0.66 (0.23,1.84) | 0.96 (0.28, 3.3) |
| Residence | Urban | 59 | 183 | 155 | 1 | 1 | Rural | 15 | 74 | 19 | 0.54 (0.36, 0.81) | 0.39 (0.21,0.75) |
| Maternal education status | Illiterate | 38 | 137 | 62 | 1 | 1 | Primary | 26 | 71 | 52 | 1.26 (0.85, 1.88) | 1.20 (0.71, 2.03) | Secondary and above | 10 | 48 | 60 | 2.63(1.71, 4.05) | 2.12 (1.10, 4.07) |
| Maternal occupation | Housewife | 47 | 177 | 106 | 1 | 1 | Employed | 14 | 32 | 36 | 1.37 (0.85, 2.20) | 0.90 (0.46, 1.76) | Private business | 4 | 22 | 21 | 1.69 (0.94, 3.03) | 0.87 (0.40, 1.86) | Other | 9 | 26 | 11 | 0.68 (0.38, 1.23) | 0.56 (0.24, 1.34) |
| Number of family living together | <2 | 15 | 19 | 12 | 1 | 1 | 3-5 | 38 | 156 | 113 | 2.45 (1.31, 4.56) | 1.43 (0.62, 3.29) | >5 | 21 | 82 | 49 | 2.05 (1.07, 3.96) | 1.62 (0.65, 4.05) |
| HH income | <550 | 48 | 137 | 66 | 1 | 1 | 550-2999 | 22 | 95 | 72 | 1.75 (1.21, 2.52) | 1.71 (1.04, 2.81) | >3000 | 4 | 25 | 36 | 3.5 (2.04, 6.03) | 1.32 (0.61, 2.85) |
| HH iodized salt use | Yes | 33 | 97 | 98 | 1 | 1 | No | 41 | 160 | 76 | 0.61 (0.43, 0.85) | 0.87 (0.54, 1.41) |
| Special foods took during childhood | Yes | 9 | 39 | 51 | 1 | 1 | No | 65 | 218 | 123 | 0.43 (0.28, 0.66) | 0.74 (0.41, 1.33) |
| Regular study | Yes | 48 | 191 | 136 | 1 | 1 | No | 26 | 66 | 38 | 0.67(0.46,0.99) | 0.49(0.29,0.82) |
| Under weight | Normal | 3 | 64 | 35 | 1 | 1 | Mild | 8 | 59 | 54 | 1.29(0.78,2.11) | 0.90(0.46,1.77) | Moderate | 27 | 39 | 24 | 0.39(0.22,0.68) | 0.25(0.09,0.71) | Severe | 11 | 12 | 11 | 0.43(0.19,0.95) | 0.61(0.15,2.47) |
| Stunting | Normal | 11 | 108 | 56 | 1 | 1 | Mild | 17 | 96 | 69 | 1.12 (0.76, 1.65) | 1.48 (0.84, 2.61) | Moderate | 32 | 46 | 41 | 0.64 (0.40, 1.01) | 0.89 (0.37, 2.15) | Severe | 14 | 7 | 8 | 0.24 (0.11, 0.56) | 0.03 (0.01, 0.37) |
| Thinness | Normal | 14 | 115 | 72 | 1 | 1 | Mild | 24 | 75 | 56 | 0.83 (0.56, 1.24) | 1.22 (0.64, 2.32) | Moderate | 23 | 45 | 36 | 0.67 (0.42, 1.06) | 1.49 (0.62, 3. 60) | Severe | 13 | 22 | 10 | 0.38 (0.20, 0.71) | 0.64 (0.20, 2.02) |
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