Table 5.
Knowledge of cancer screening tests, by health literacy level
| Total sample (N = 1,013) |
Low health literacy* (n = 111) |
All others (n = 902) |
|||||
|---|---|---|---|---|---|---|---|
| Characteristics | % | n | % | n | % | n | p |
| Colonoscopy | <.001 | ||||||
| Yes (heard of AND knew cancer being screened for) | 92.5 | 937 | 82.9 | 92 | 93.9 | 845 | |
| No (had not heard of or could not identify cancer being screened for) | 7.3 | 74 | 17.1 | 19 | 6.1 | 55 | |
| Mammography | <.001 | ||||||
| Yes (heard of AND knew cancer being screened for) | 97.6 | 989 | 92.8 | 103 | 98.4 | 886 | |
| No (had not heard of or could not identify cancer being screened for) | 2.2 | 22 | 7.2 | 8 | 1.6 | 14 | |
| Prostate-specific antigen test | <.001 | ||||||
| Yes (heard of AND knew cancer being screened for) | 45.2 | 458 | 17.1 | 19 | 48.8 | 439 | |
| No (had not heard of or could not identify cancer being screened for) | 54.5 | 552 | 82.9 | 92 | 51.2 | 460 | |
Note. CMLT = Cancer Message Literacy Lest.
*
Low health literacy: Subjects who scored in the lowest quartile on the CMLT-Listening, the CMLT-Reading, and the Lipkus Numeracy Scale.