| Mean predicted length/height by category of maternal education, cm | Completed university compared to initial/incomplete/common secondary | ||||||
---|---|---|---|---|---|---|---|---|
(95% confidence interval, CI) | ||||||||
Age | Initial, incomplete or common secondary | Advanced secondary or partial university | Completed university | Absolute difference in length or height, cm (95% CI) | Difference in length or height, in WHO [42] standard deviations | |||
Girls, | Â | Â | Â | Â | Â | Â | Â | Â |
N = 6,010 | 2,075 |  | 3,099 |  | 836 |  |  |  |
Birth | 51.30 | (51.12, 51.48) | 51.52 | (51.35, 51.68) | 51.73 | (51.54, 51.92) | 0.43 (0.28, 0.58) | 0.23 (0.15, 0.31) |
3Â months | 60.22 | (60.04, 60.40) | 60.51 | (60.34, 60.68) | 60.81 | (60.61, 61.00) | 0.59 (0.42, 0.76) | 0.28 (0.20, 0.36) |
6Â months | 65.42 | (65.24, 65.59) | 65.73 | (65.56, 65.89) | 66.04 | (65.84, 66.23) | 0.62 (0.46, 0.78) | 0.27 (0.20, 0.34) |
9Â months | 70.61 | (70.43, 70.79) | 70.94 | (70.77, 71.11) | 71.27 | (71.07, 71.46) | 0.65 (0.48, 0.83) | 0.27 (0.20, 0.34) |
1Â year | 75.81 | (75.61, 76.00) | 76.15 | (75.98, 76.33) | 76.50 | (76.28, 76.71) | 0.69 (0.48, 0.90) | 0.27 (0.19, 0.35) |
2Â years | 85.41 | (85.19, 85.64) | 86.06 | (85.87, 86.25) | 86.71 | (86.45, 86.98) | 1.30 (1.00, 1.61) | 0.40 (0.31, 0.50) |
3Â years | 94.56 | (94.27, 94.86) | 95.47 | (95.24, 95.70) | 96.38 | (96.02, 96.73) | 1.82 (1.35, 2.28) | 0.48 (0.35, 0.60) |
4Â years | 101.61 | (101.35, 101.88) | 102.53 | (102.32, 102.74) | 103.45 | (103.14, 103.77) | 1.84 (1.44, 2.24) | 0.43 (0.33, 0.52) |
5Â years | 108.66 | (108.41, 108.91) | 109.60 | (109.39, 109.80) | 110.53 | (110.23, 110.83) | 1.87 (1.50, 2.23) | 0.39 (0.32, 0.47) |
6Â years | 115.71 | (115.46, 115.97) | 116.66 | (116.45, 116.87) | 117.61 | (117.30, 117.91) | 1.89 (1.51, 2.28) | 0.37 (0.29, 0.44) |
6.5Â years | 119.24 | (118.97, 119.50) | 120.19 | (119.98, 120.40) | 121.14 | (120.82, 121.47) | 1.91 (1.50, 2.31) | 0.36 (0.28, 0.44) |
7Â years | 122.76 | (122.48, 123.04) | 123.72 | (123.50, 123.94) | 124.68 | (124.34, 125.03) | 1.92 (1.47, 2.36) | 0.35 (0.27, 0.43) |
Boys, | Â | Â | Â | Â | Â | Â | Â | Â |
N = 6,453 | 2,252 |  | 3,321 |  | 880 |  |  |  |
Birth | 52.00 | (51.83, 52.17) | 52.15 | (51.99, 52.31) | 52.30 | (52.12, 52.48) | 0.30 (0.15, 0.46) | 0.16 (0.08, 0.24) |
3Â months | 61.41 | (61.24, 61.59) | 61.77 | (61.61, 61.93) | 62.13 | (61.94, 62.32) | 0.72 (0.54, 0.89) | 0.35 (0.26, 0.44) |
6Â months | 66.58 | (66.41, 66.75) | 66.96 | (66.80, 67.12) | 67.34 | (67.15, 67.52) | 0.76 (0.60, 0.92) | 0.35 (0.28, 0.43) |
9Â months | 71.75 | (71.58, 71.92) | 72.15 | (71.99, 72.31) | 72.54 | (72.35, 72.73) | 0.80 (0.62, 0.97) | 0.35 (0.28, 0.43) |
1Â year | 76.92 | (76.73, 77.10) | 77.34 | (77.17, 77.50) | 77.75 | (77.55, 77.96) | 0.84 (0.63, 1.05) | 0.35 (0.26, 0.44) |
2Â years | 86.41 | (86.20, 86.62) | 87.06 | (86.88, 87.24) | 87.71 | (87.46, 87.96) | 1.30 (1.01, 1.59) | 0.43 (0.33, 0.52) |
3Â years | 95.44 | (95.17, 95.72) | 96.29 | (96.08, 96.50) | 97.14 | (96.80, 97.48) | 1.70 (1.25, 2.14) | 0.46 (0.34, 0.58) |
4Â years | 102.33 | (102.09, 102.58) | 103.21 | (103.02, 103.41) | 104.09 | (103.80, 104.39) | 1.76 (1.38, 2.14) | 0.42 (0.33, 0.51) |
5Â years | 109.22 | (108.99, 109.46) | 110.14 | (109.95, 110.33) | 111.05 | (110.77, 111.33) | 1.83 (1.48, 2.17) | 0.39 (0.32, 0.47) |
6Â years | 116.11 | (115.88, 116.35) | 117.06 | (116.86, 117.25) | 118.00 | (117.71, 118.29) | 1.89 (1.53, 2.25) | 0.38 (0.31, 0.46) |
6.5Â years | 119.56 | (119.31, 119.81) | 120.52 | (120.32, 120.72) | 121.48 | (121.18, 121.79) | 1.92 (1.53, 2.31) | 0.38 (0.30, 0.45) |
7Â years | 123.01 | (122.74, 123.27) | 123.98 | (123.77, 124.19) | 124.96 | (124.63, 125.28) | 1.95 (1.53, 2.37) | 0.37 (0.29, 0.45) |