Table 4 . Frequencies and Percentage for Categorical Descriptive Variables by Group for the Primary Caregiver.
| Treatment | Control | |||||
|---|---|---|---|---|---|---|
| n | % | n | % | χ2 | P | |
| Parent ethnicity | 5.04 | .41 | ||||
| Asian | 1 | 0.8% | 1 | 0.8% | ||
| Black/African American | 1 | 0.8% | 0 | 0.0% | ||
| Hispanic/Latino | 1 | 0.8% | 1 | 0.8% | ||
| White/Caucasian | 122 | 95.3% | 125 | 97.7% | ||
| Native American | 0 | 0.0% | 1 | 0.8% | ||
| Other | 3 | 2.3% | 0 | 0.0% | ||
| Marital status | 2.94 | .40 | ||||
| Single | 5 | 3.9% | 8 | 6.3% | ||
| Married | 116 | 90.6% | 117 | 91.4% | ||
| Divorced | 7 | 5.5% | 3 | 2.3% | ||
| Parent education | 2.34 | .51 | ||||
| High school | 5 | 3.9% | 2 | 1.6% | ||
| Some college | 14 | 10.9% | 14 | 11.0% | ||
| College degree | 73 | 57.0% | 67 | 52.8% | ||
| Advanced degree | 36 | 28.1% | 44 | 34.6% | ||
| Income | 7.40 | .29 | ||||
| $25,000–$34,999 | 1 | 0.8% | 0 | 0.0% | ||
| $35,000–49,999 | 3 | 2.4% | 1 | 0.8% | ||
| $50,000–$74,999 | 9 | 7.1% | 9 | 7.0% | ||
| $75,000–$99,999 | 32 | 25.4% | 22 | 17.2% | ||
| $100,000–$150,000 | 19 | 15.1% | 31 | 24.2% | ||
| $150,000+ | 31 | 24.6% | 37 | 28.9% | ||
| TBRI exposure | .14 | .70 | ||||
| Yes | 67 | 52.3% | 70 | 54.7% | ||
| No | 61 | 47.7% | 58 | 45.3% | ||