Table 1.
Child BMI z-score and weight status for the analysis sample and by trajectory class.
| All (n = 2810) | Trajectory class | ||||||
|---|---|---|---|---|---|---|---|
| High/Increasing Obesity (n = 112) | High/Stable Overweight (n = 167) | Increasing Overweight (n = 333) | Decreasing Overweight (n = 267) | Low Risk (n = 1931) | |||
| Child BMI z-score | Mean (SE) | Mean (SE) | Mean (SE) | Mean (SE) | Mean (SE) | Mean (SE) | |
| 46 months | 0.49 (0.02) | 2.27 (0.09) | 1.87 (0.05) | 0.72 (0.04) | 1.48 (0.05) | 0.07 (0.02) | |
| 70 months | 0.39 (0.02) | 2.70 (0.06) | 1.80 (0.04) | 1.04 (0.04) | 1.01 (0.04) | −0.09 (0.02) | |
| 94 months | 0.42 (0.02) | 2.83 (0.05) | 1.76 (0.04) | 1.54 (0.04) | 0.79 (0.04) | −0.12(0.02) | |
| 122 months | 0.51 (0.03) | 2.81 (0.04) | 1.72 (0.05) | 1.83 (0.04) | 0.59 (0.04) | 0.00 (0.02) | |
| Child weight status | % | % | % | % | % | % | |
| 46 months | Overweight | 15.6 | 45.5 | 72.7 | 16.2 | 74 | 0 |
| Obese | 4.2 | 48.9 | 24.5 | 0 | 3.6 | 0 | |
| 70 months | Overweight | 13.8 | 14.3 | 73.5 | 40.5 | 43.4 | 0 |
| Obese | 6.2 | 85.7 | 26.1 | 3.4 | 1.8 | 0 | |
| 94 months | Overweight | 15.4 | 3.4 | 66 | 73.5 | 24 | 0 |
| Obese | 7.5 | 96.6 | 23.7 | 11.7 | 0.3 | 0 | |
| 122 months | Overweight | 19.5 | 0 | 81.3 | 78.8 | 0 | 7.2 |
| Obese | 7.2 | 100 | 7.1 | 17.5 | 0 | 0 | |
BMI body mass index, SE standard error