HEI at age 12 (n = 149 families, 298 children) | Test-retest sample (n = 20 families) | |
---|---|---|
Mean (SD) or % (n) | Mean (SD) or % (n) | |
Age of child at HEI (years) | 12.51 (0.22) | 12.40 (0.74) |
Gestation (weeks) | 36.07 (2.6) | – |
Birth weight SDS | −0.57 (0.96) | – |
BMI SDS at age 12 | −0.06 (1.14) | – |
Sex of child | ||
Male | 48.7 (145) | 55.0 (11) |
Female | 51.3 (106) | 45.0 (9) |
Zygosity | ||
MZ | 28.9 (43) | – |
DZ | 70.5 (105) | – |
Maternal age at twin’s birth (years) | 35.1 (4.22) | 32.8 (5.94) |
Maternal BMI at baselinea | 24.26 (4.22) | – |
SESbcomposite at baseline | 5.03 (1.01) | – |
SESbcomposite at HEI | 5.15 (1.03) | 4.94 (0.97) |
Maternal ethnicity | ||
White | 94.6 (141) | 100 (20) |
Non-white | 5.4 (8) | 0 (0) |
Marital status | ||
Married or cohabiting | 94 (140) | 80 (16) |
Separated or divorced | 4 (6) | 10 (2) |
Single | 2 (3) | 10 (2) |
Child’s dietary intake | ||
Fruit consumption | ||
≥ twice a day | 58.1 (173) | 60.0 (12) |
< twice a day | 41.9 (125) | 40.0 (8) |
Vegetable consumption | ||
≥ twice a day | 80.2 (239) | 65.0 (13) |
< twice a day | 19.8 (59) | 35.0 (7) |
Energy-dense snack consumption | ||
≥ once a day | 75.2 (224) | 80.0 (16) |
< once a day | 24.8 (74) | 20 (4) |
Fast food consumption | ||
≥ once a week | 19.8 (59) | 20.0 (4) |
Never or less than once a week | 80.2 (239) | 80.0 (16) |
Convenience food | ||
≥ twice per week | 35.6 (106) | 35.0 (7) |
< twice per week | 64.4 (192) | 65.0 (13) |
Sugar-sweetened drink consumption | ||
≥ once a day | 8.4 (25) | 0.0 (0) |
< once a day | 91.6 (273) | 100.0 (20) |
Artificially-sweetened drink consumption | ||
≥ once a day | 67.4 (201) | 65.0 (13) |
< once a day | 32.6 (97) | 35.0 (7) |
Fruit juice & smoothie consumption | ||
≥ once a day | 41.9 (125) | 45.0 (9) |
< once a day | 58.1 (173) | 55.0 (11) |
Milk consumption | ||
≥ twice a day | 71.4 (212) | 40.0 (8) |
< twice a day | 28.6 (85) | 60.0 (12) |
Physical activity levelc | ||
Somewhat or much more active | 59.4 (177) | 55.0 (11) |
About average or less active | 40.6 (121) | 45.0 (9) |
Sedentary behaviours | ||
TV viewing and online media use (hours/week) | 16.73 (9.70) | 13.37 (7.52) |
Video game use (hours/week) | 6.91 (6.82) | 6.13 (8.58) |
Home environment composites | Range | |
Home food environment composite | −13.67-23.15 | – |
Home PA environment composite | −4.54-15.45 | – |
Home media environment composite | −5.45-9.31 | – |
Overall home environment composite | −2.17-3.02 | – |