Table 2.
Descriptive Characteristics of ECLS-K Sample
| Variable | Kindergarten | 8th Grade | ||||
|---|---|---|---|---|---|---|
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| Obs | Mean | Std. | Obs | Mean | Std. | |
| Poor Health | 7,431 | 0.17 | 0.37 | 6,953 | 0.15 | 0.36 |
| Child Health Status (5=excellent, 1=poor) | 7,431 | 4.33 | 0.83 | 6,953 | 4.33 | 0.81 |
| Child Health Status = Excellent | 7,431 | 0.53 | 6,953 | 0.51 | ||
| Child Health Status = Very Good | 7,431 | 0.30 | 6,953 | 0.34 | ||
| Child Health Status = Good | 7,431 | 0.14 | 6,953 | 0.12 | ||
| Child Health Status = Fair | 7,431 | 0.03 | 6,953 | 0.03 | ||
| Child Health Status = Poor | 7,431 | 0.00 | 6,953 | 0.00 | ||
| Log Income | 7,405 | 10.51 | 0.96 | 6,953 | 10.84 | 0.85 |
| Current Income (10000s) | 7,431 | 5.17 | 5.15 | 6,953 | 6.98 | 5.18 |
| Permanent Income (current and previous wave) (10000s) | 7,431 | 5.17 | 5.15 | 6,953 | 6.09 | 4.46 |
| School average income (10000s) | 7,032 | 5.71 | 3.31 | 6,369 | 6.02 | 2.66 |
| Parent Health (1=excellent, 5=poor) | 7,411 | 2.26 | 0.79 | 6,933 | 2.26 | 0.79 |
| Mom Depressed (1=never, 4=most of the time) | 7,395 | 1.34 | 0.50 | 6,928 | 1.35 | 0.51 |
| Birth weight (lbs) | 7,291 | 7.38 | 1.32 | |||
| Male | 7,431 | 0.52 | 0.50 | 6,953 | 0.51 | 0.50 |
| Age | 7,426 | 6.23 | 0.38 | 6,948 | 14.45 | 0.49 |
| Black | 7,431 | 0.17 | 0.37 | 6,953 | 0.16 | 0.36 |
| Hispanic | 7,431 | 0.17 | 0.38 | 6,953 | 0.18 | 0.38 |
| Other Race | 7,431 | 0.04 | 0.20 | 6,953 | 0.04 | 0.20 |
| Mom Education | 7,431 | 13.48 | 2.45 | 6,953 | 13.50 | 2.46 |
| Mom Age (wave 1) | 7,431 | 33.56 | 6.49 | 6,953 | 33.82 | 6.28 |
| Married | 7,431 | 0.71 | 0.45 | 6,953 | 0.70 | 0.46 |