Table 1.
Descriptive Information for Study Variables.
| Overall
|
Boys
|
Girls
|
|||||||
|---|---|---|---|---|---|---|---|---|---|
| n | M (SD) | Range | n | M (SD) | Range | n | M (SD) | Range | |
| BMI, 15 mos. | 657 | 18.12 (1.27) | 16.72 – 33.03 | 376 | 18.26 (1.45) | 18.26 – 33.03 | 281 | 17.95 (.97) | 16.72 – 20.81 |
| .33 (.82) | −2.25 – 2.85 | .21 (.81) | −2.02 – 2.58 | .48 (.80) | −2.25 – 2.85 | ||||
|
| |||||||||
| BMI, 24 mos. | 538 | 17.31 (1.22) | 14.33 – 24.24 | 303 | 17.41 (1.15) | 14.90 – 24.24 | 235 | 17.17 (1.29) | 14.33 – 22.22 |
| .55 (.76) | −1.67 – 3.59 | .57 (.69) | −1.42 – 3.58 | .51 (.82) | −1.67 – 3.08 | ||||
|
| |||||||||
| BMI, 36 mos. | 575 | 16.69 (1.29) | 13.86 – 28.03 | 326 | 16.68 (1.31) | 14.02 – 28.03 | 249 | 16.70 (1.26) | 13.86 – 23.26 |
| .57 (.85) | −1.92 – 5.33 | .50 (.89) | −1.92 – 5.35 | .67 (.80) | −1.80 – 3.40 | ||||
|
| |||||||||
| BMI, 54 mos. | 545 | 16.49 (1.41) | 12.78 – 23.33 | 306 | 16.48 (1.34) | 13.84 – 23.33 | 239 | 16.51 (1.50) | 12.77 – 22.04 |
| .70 (.84) | −2.84 – 3.62 | .68 (.85) | −1.71 – 3.62 | .74 (.83) | −2.84 – 2.65 | ||||
|
| |||||||||
| BMI, age 7 | 528 | 17.29 (2.53) | 12.93 – 29.43 | 294 | 17.27 (2.56) | 13.40 – 29.43 | 234 | 17.32 (2.49) | 12.93 – 26.94 |
| .71 (.86) | −2.22 – 2.88 | .71 (.87) | −2.06 – 2.88 | .71 (.85) | −2.22 – 2.63 | ||||
|
| |||||||||
| BMI, age 9 | 486 | 19.10 (3.88) | 13.47 – 39.38 | 270 | 19.19 (4.01) | 13.78 – 39.38 | 216 | 18.99 (3.71) | 13.47 – 33.67 |
| .79 (.92) | −1.84 – 2.76 | .86 (.89) | −1.75 – 2.76 | .71 (.95) | −1.84 – 2.73 | ||||
|
| |||||||||
| BMI, age 10 ½ | 481 | 20.77 (4.90) | 14.32 – 53.12 | 271 | 20.90 (5.11) | 14.32 – 53.12 | 210 | 20.61 (4.61) | 14.35 – 35.53 |
| .74 (1.00) | −1.77 – 2.89 | .81 (.99) | −1.77 – 2.89 | .66 (1.02) | −1.65 – 2.59 | ||||
|
| |||||||||
| BMI at AR | 384 | 16.06 (1.17) | 12.78 – 21.27 | 213 | 16.08 (1.07) | 13.40 – 21.27 | 171 | 16.06 (1.29) | 12.77 – 20.52 |
| .26 (.78) | −2.84 – 2.61 | .22 (.76) | −2.06 – 2.09 | .32 (.82) | −2.84 – 2.61 | ||||
|
| |||||||||
| Age at AR (mo.) | 384 | 63.17 (23.14) | 24 – 108 | 213 | 63.18 (23.82) | 24 – 108 | 171 | 63.16 (22.33) | 24 – 108 |
|
| |||||||||
| CVD Risk, age 15 | 476 | .02 (.81) | −1.44 – 4.28 | 268 | .13 (.87) | −1.44 – 4.28 | 208 | −.11 (.71) | −1.30 – 2.06 |
Note. BMI z-score descriptive information listed in italics. A zBMI of 0 indicates a BMI value equivalent to the national average for a same-sex, same-age child. BMI units: kg/m2. AR: Adiposity Rebound. CVD: cardiovascular disease.