Table 1.
Group Characteristics
| Continuous Variables | NHW (N=144) | NA (N=138) | t | p | ||
|---|---|---|---|---|---|---|
| M | SD | M | SD | |||
| Age (years) | 28.56 | 13.50 | 31.41 | 13.30 | −1.781 | 0.076 |
| Body mass index (kg/m2) | 24.25 | 3.80 | 26.14 | 4.64 | −3.702 | <0.001 |
| Categorical Variables | N | % | N | % | χ2 | p |
| Sex (female) | 68 | 47.2% | 87 | 63.0% | 7.126 | 0.008 |
| Education | 5.034 | 0.539 | ||||
| <7th Grade | 1 | 0.7% | 1 | 0.7% | ||
| <High School | 2 | 1.4% | 7 | 5.1% | ||
| High School Grade | 19 | 13.3% | 23 | 16.8% | ||
| Partial College | 75 | 52.4% | 61 | 44.5% | ||
| College Grade | 36 | 25.2% | 36 | 26.3% | ||
| Graduate/Professional School | 10 | 7.0% | 9 | 6.6% | ||
| Marital Status | 9.503 | 0.091 | ||||
| Single | 107 | 74.3% | 82 | 60.3% | ||
| Married | 23 | 16.0% | 29 | 21.3% | ||
| Separated/divorced | 11 | 7.6% | 14 | 10.3% | ||
| Cohabitating | 2 | 1.4% | 10 | 7.4% | ||
| Widowed | 1 | 0.7% | 1 | 0.7% | ||
| Employment | 3.571 | 0.312 | ||||
| >40 hours/week | 30 | 21.3% | 40 | 29.4% | ||
| <40 hours/week | 64 | 45.4% | 50 | 36.8% | ||
| Retired | 5 | 3.5% | 3 | 2.2% | ||
| Unemployed | 42 | 29.8% | 43 | 31.6% | ||
| Income | 6.908 | 0.647 | ||||
| <$9999 | 55 | 39.00% | 36 | 27.10% | ||
| $10,000–$14,999 | 16 | 11.30% | 15 | 11.30% | ||
| $15,000–$24,999 | 17 | 12.10% | 20 | 15.00% | ||
| $25,000–$34,999 | 11 | 7.80% | 16 | 12.00% | ||
| $35,000–$49,999 | 14 | 9.90% | 20 | 15.00% | ||
| $50,000–$74,999 | 8 | 5.70% | 10 | 7.50% | ||
| $75,000–$99,999 | 8 | 5.70% | 6 | 4.50% | ||
| $100,000–$149,999 | 8 | 5.70% | 7 | 5.30% | ||
| $150,000–$199,999 | 2 | 1.40% | 2 | 1.50% | ||
| >$200,000 | 2 | 1.40% | 1 | 0.80% | ||
Notes: Some variables had missing data, therefore not all counts sum to the total N. M = mean, SD = standard deviation, t = t-test, χ2 = chi-square value, p = p-value, N = sample size.
Abbreviations: NHW, non-Hispanic white; NA, Native American.