Table 1.
Descriptive statistics.
| Variable | n | M | SD | Min | Max |
|---|---|---|---|---|---|
| Physical health (age 12) | 451 | 3.92 | 0.85 | 1.00 | 5.00 |
| Physical health (age 13) | 424 | 4.12 | 0.79 | 1.00 | 5.00 |
| Physical health (age 14) | 406 | 3.99 | 0.88 | 1.00 | 5.00 |
| Physical health (age 15) | 403 | 4.04 | 0.85 | 1.00 | 5.00 |
| Physical health (age 17) | 424 | 3.99 | 0.86 | 1.00 | 5.00 |
| Physical health (age 18) | 420 | 3.83 | 0.86 | 1.00 | 5.00 |
| Physical health (age 20) | 416 | 3.78 | 0.82 | 1.00 | 5.00 |
| Body mass index (age 12) | 451 | 20.01 | 3.49 | 10.09 | 34.43 |
| Body mass index (age 13) | 423 | 20.80 | 3.35 | 14.56 | 35.66 |
| Body mass index (age 14) | 407 | 21.22 | 3.25 | 15.00 | 33.72 |
| Body mass index (age 15) | 402 | 21.83 | 3.60 | 15.33 | 38.27 |
| Body mass index (age 17) | 423 | 22.96 | 4.01 | 16.14 | 45.72 |
| Body mass index (age 18) | 419 | 23.73 | 4.27 | 16.07 | 45.89 |
| Body mass index (age 20) | 416 | 24.46 | 4.75 | 13.91 | 50.84 |
| Mother harshness (age 12) | 446 | 2.44 | 1.05 | 1.00 | 6.50 |
| Mother harshness (age 13) | 418 | 2.81 | 1.14 | 1.00 | 7.50 |
| Mother harshness (age 14) | 404 | 3.06 | 1.27 | 1.00 | 8.75 |
| Mother harshness (age 15) | 394 | 3.16 | 1.34 | 1.00 | 8.50 |
| Mother harshness (age 17) | 370 | 3.13 | 1.38 | 1.00 | 8.13 |
| Father harshness (age 12) | 446 | 2.34 | 1.03 | 1.00 | 6.25 |
| Father harshness (age 13) | 416 | 2.72 | 1.11 | 1.00 | 6.50 |
| Father harshness (age 14) | 400 | 2.88 | 1.25 | 1.00 | 8.00 |
| Father harshness (age 15) | 377 | 2.91 | 1.29 | 1.00 | 8.13 |
| Father harshness (age 17) | 346 | 2.63 | 1.20 | 1.00 | 7.63 |
| Mother warmth (age 12) | 451 | 5.34 | 1.03 | 1.25 | 7.00 |
| Mother warmth (age 13) | 424 | 5.28 | 1.05 | 1.13 | 7.00 |
| Mother warmth (age 14) | 407 | 5.30 | 1.08 | 1.88 | 7.00 |
| Mother warmth (age 15) | 403 | 5.14 | 1.14 | 1.13 | 7.00 |
| Mother warmth (age 17) | 424 | 5.27 | 1.10 | 1.13 | 7.00 |
| Father warmth (age 12) | 451 | 5.29 | 1.19 | 1.00 | 7.00 |
| Father warmth (age 13) | 424 | 5.24 | 1.22 | 1.00 | 7.00 |
| Father warmth (age 14) | 407 | 5.08 | 1.32 | 1.00 | 7.00 |
| Father warmth (age 15) | 403 | 4.90 | 1.30 | 1.00 | 7.00 |
| Father warmth (age 17) | 424 | 4.95 | 1.16 | 1.00 | 7.00 |
| Parent education (age 12) | 451 | 13.48 | 2.13 | 8.00 | 20.00 |
| Family income (age 12) | 451 | 2.86 | 2.00 | −3.95 | 19.03 |
| Population density (age 12) | 416 | 0.08 | 0.18 | 0.00 | 1.23 |