Table 2 Descriptive statistics for participants from the Add Health Study, 1994–2008. Sibling pair sample
From: Breastfeeding is associated with waist-to-height ratio in young adults
Breastfeeding status (Yes/No) | ||||||
|---|---|---|---|---|---|---|
Full sample | No | Yes | ||||
1179 | 715 | 464 | ||||
n | % | n | % | n | % | |
Males | 581 | 49.28 % | 350 | 48.95 % | 231 | 49.78 % |
Females | 598 | 50.72 % | 365 | 51.05 % | 233 | 50.22 % |
Race | ||||||
Non-Hispanic White | 625 | 53.01 % | 321 | 44.90 % | 304 | 65.52 % |
Non-Hispanic African American | 403 | 34.18 % | 333 | 46.57 % | 70 | 15.09 % |
Non-Hispanic Asian/Native American | 35 | 2.97 % | 8 | 1.12 % | 27 | 5.82 % |
Hispanic | 116 | 9.84 % | 53 | 7.41 % | 63 | 13.58 % |
Parent smoker | ||||||
No | 194 | 16.45 % | 116 | 16.22 % | 78 | 16.81 % |
Yes | 369 | 31.30 % | 270 | 37.76 % | 99 | 21.34 % |
Missing | 616 | 52.25 % | 329 | 46.01 % | 287 | 61.85 % |
Low birth weight | ||||||
No | 984 | 83.46 % | 558 | 78.04 % | 426 | 91.81 % |
Yes | 160 | 13.57 % | 126 | 17.62 % | 34 | 7.33 % |
Missing | 35 | 2.97 % | 31 | 4.34 % | 4 | 0.86 % |
Parent socioeconomic status | ||||||
Below median income | 661 | 56.06 % | 453 | 63.36 % | 208 | 44.83 % |
Above median income | 518 | 43.94 % | 262 | 36.64 % | 256 | 55.17 % |
Maternal obesity | ||||||
No | 909 | 77.10 % | 560 | 78.32 % | 349 | 75.22 % |
Yes | 270 | 22.90 % | 155 | 21.68 % | 115 | 24.78 % |
Mean | SE | Mean | SE | Mean | SE | |
Body mass index | 29.321 | 0.223 | 29.880 | 0.300 | 28.459 | 0.325 |
Waist-to-height ratio | 0.580 | 0.003 | 0.588 | 0.004 | 0.566 | 0.004 |