Table 3.
Factors associated with TKS in univariate analyses (analysis of variance or linear regression)
| TKS (M ± SD) | p | |
|---|---|---|
| Race | <.001 | |
| Caucasian | 10.3 (1.9) | |
| African American | 9.4 (2.1) | |
| Latino | 9.8 (2.0) | |
| Asian | 11.4 (1.4) | |
| Other/declined | 10.0 (2.4) | |
| Years of education completed | <.001 | |
| Grades 1–8 | 8.0 (2.8) | |
| Grades 9–11 | 7.6 (2.1) | |
| Grade 12/general equivalency diploma | 9.4 (2.3) | |
| Some college | 9.7 (2.0) | |
| College graduate | 10.4 (1.8) | |
| Regular Internet access | .001 | |
| No | 8.3 (1.8) | |
| Yes | 10.0 (2.1) | |
| Work outside the home for pay | .001 | |
| No | 9.3 (2.0) | |
| Yes | 10.2 (2.1) | |
| Public insurance | .003 | |
| No | 10.3 (2.0) | |
| Yes | 9.5 (2.1) | |
| Religion | .008 | |
| Catholicism | 10.3 (1.9) | |
| Other Christian religion | 9.5 (2.0) | |
| Judaism | 11.0 (0.8) | |
| Islam | 11.6 (1.6) | |
| Hinduism | 13.0 (n/c, n = 1) | |
| Other | 9.5 (2.7) | |
| None | 10.1 (2.2) | |
| Previous pregnancy | <.001 | |
| No | 10.7 (1.8) | |
| Yes | 9.3 (2.1) | |
| Prior treatment for infertility | .03 | |
| No | 8.9 (1.8) | |
| Yes | 11.4 (2.3) | |
| REALM health literacy score | <.001 | |
| 0–60 (limited and marginal) | 8.8 (2.3) | |
| 61–66 (adequate) | 10.1 (2.0) | |
| Numeracy score | r2 = 0.1 | <.001 |
| Age | r2 = .02 | .03 |
Note. Factors that remain significant in multivariate regression model are in bold. REALM = Rapid Estimate of Adult Literacy in Medicine; TKS = total knowledge score.