Table 3.
Mean Body Mass Index (BMI), by Demographic Variables of Study Participants, Ashkelon District, Israel, 1997 and 2000 (N = 8623)
| Variable | Category | Mean (SD) | P value |
|---|---|---|---|
| Age, y | 8-9 | 16.25 (2.47) | <.001 |
| 10-11 | 17.84 (3.14) | ||
| 12-13 | 18.16 (3.22) | ||
| Sex | Boy | 16.94 (2.83) | <.001 |
| Girl | 17.19 (3.05) | ||
| Immigrant status | CISa immigrant | 17.22 (2.91) | .04 |
| Native Israeli | 17.05 (2.96) | ||
| Time since immigration | <5 years | 17.13 (2.84) | .37 |
| ≥5 years | 17.27 (2.96) | ||
| Parental smokers | None | 16.86 (2.84) | <.001 |
| One | 17.20 (3.03) | ||
| Two | 17.46 (3.06) | ||
| Father's education | High school or less | 17.15 (3.01) | .05 |
| Some college or more | 17.01 (2.82) | ||
| Mother's education | High school or less | 17.12 (3.01) | .26 |
| Some college or more | 17.05 (2.85) | ||
| Combined parental education | Neither attended college | 17.15 (3.01) | .31 |
| One attended college | 17.08 (3.01) | ||
| Both attended college | 17.02 (2.78) |
a
CIS indicates Commonwealth of Independent States.