Appendix Table A.1.
Comparison of relative frequencies in restricted and unrestricted samples by political beliefs, sex, race/ethnicity, and parental education among 12th-graders from 2005 to 2018
| Restricted Samplea | Unrestricted Sampleb | ||
|---|---|---|---|
| Political Beliefs | |||
| Conservative | 18.11 | 17.11 | |
| Liberal | 19.80 | 18.64 | |
| Moderate | 23.86 | 22.46 | |
| Radical | 1.67 | 1.65 | |
| Unsure | 36.57 | 35.12 | |
| Missing | – | 5.01 | |
| Sex | |||
| Female | 51.66 | 47.67 | |
| Male | 48.34 | 45.73 | |
| Missing | – | 6.60 | |
| Race/ethnicity | |||
| Black | 11.03 | 11.68 | |
| White | 59.90 | 55.74 | |
| Hispanic | 15.32 | 15.45 | |
| Missing | 13.76 | 17.12 | |
| Parental Education | |||
| ≥ College degree | 50.43 | 47.44 | |
| < College degree | 46.25 | 45.33 | |
| Missing/Unknown | 3.32 | 7.24 |
a
Analytic sample (N = 86,138): Restricted to forms 2, 5, and 6 and those with non-missing data for political beliefs, sex, and all but one component item of any specific internalizing symptom.
b
Full sample (N = 99,657): Restricted to forms 2, 5, and 6 which included internalizing symptoms outcomes.