Table 2 Mean difference in anthropometric and demographic variables between menarcheal and non-menarcheal girls
Variable | Did you attain menarche? (N) | Mean | SD | 95% CI for Mean | p value | |
|---|---|---|---|---|---|---|
Lower | Upper | |||||
Girl’s weight (kg) | No (199) | 35.46 | 6.93 | 34.49 | 36.43 | 0.001 |
Yes (187) | 44.49 | 9.61 | 43.11 | 45.88 | ||
Girl’s height (cm) | No (199) | 143.63 | 7.96 | 142.52 | 144.74 | 0.008 |
Yes (187) | 146.14 | 10.16 | 144.67 | 147.60 | ||
Number of siblings | No (199) | 2.43 | 0.91 | 2.30 | 2.55 | 0.003 |
Yes (187) | 2.16 | 0.82 | 2.04 | 2.28 | ||
Order of birth | No (199) | 1.87 | 0.96 | 1.74 | 2.00 | 0.013 |
Yes (187) | 1.65 | 0.79 | 1.53 | 1.76 | ||
Mother’s weight (kg) | No (199) | 57.40 | 8.91 | 55.85 | 58.96 | 0.001 |
Yes (187) | 62.51 | 8.23 | 61.33 | 63.70 | ||
Mother’s height (cm) | No (199) | 155.37 | 4.91 | 154.50 | 156.24 | 0.001 |
Yes (187) | 150.98 | 7.62 | 149.88 | 152.08 | ||
Mother’s BMI (kg/m2) | No (199) | 23.80 | 3.85 | 23.11 | 24.48 | 0.001 |
Yes (187) | 27.52 | 3.82 | 26.97 | 28.07 | ||
Mother’s age at menarche (year) | No (199) | 13.19 | 1.14 | 12.84 | 13.54 | 0.017 |
Yes (187) | 12.70 | 1.39 | 12.50 | 12.90 | ||