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. 2021 Nov 3;5(12):bvab165. doi: 10.1210/jendso/bvab165

Table 4.

Model-predicted median ages for infant percent weight gain and the 4 early childhood BMIP trajectories

Age at Menarche Age at Breast Onset (TS II) Age at Pubic Hair Onset (TS II)
Median 95% CI Median 95% CI Median 95% CI
Infant % weight gain
 100% gain (2× birthweight) 13.32 12.86-13.80 10.42 9.82-11.07 11.21 10.70-11.75
 150% gain (2.5× birthweight) 13.02 12.70-13.35 10.20 9.76-10.67 10.91 10.55-11.28
 200% gain (3× birthweight) 12.72 12.48-12.97 9.99 9.63-10.36 10.62 10.35-10.89
 250% gain (3.5× birthweight) 12.43 12.17-12.70 9.77 9.39-10.17 10.33 10.03-10.65
 300% gain (4× birthweight) 12.15 11.79-12.52 9.57 9.08-10.08 10.06 9.64-10.49
 350% gain (4.5× birthweight) 11.87 11.40-12.37 9.36 8.73-10.03 9.79 9.24-10.37
 400% gain (5× birthweight) 11.60 11.00-12.24 9.16 8.39-10.01 9.53 8.84-10.26
Early child BMI trajectories
 High stable 12.52 12.26-12.78 9.75 9.38-10.13 10.47 10.18-10.77
 Low to high 12.48 12.15-12.81 9.75 9.31-10.21 10.46 10.07-10.86
 Median stable 12.85 12.55-13.15 10.32 9.91-10.76 10.69 10.35-11.04
 Low stable 12.81 12.51-13.12 10.21 9.78-10.65 10.72 10.36-11.09

Abbreviations: BMI, body mass index; BMIP, body mass index percentile; TS, Tanner stage.