Table 6 Knowledge, attitudes and beliefs, and health literacy pre- and post-study
Outcome | Range | Pre-study | Post-study | Pre-study | Post-study | Change from pre-study to post-study | ||
|---|---|---|---|---|---|---|---|---|
Intervention (n = 87) | Control (n = 84) | Intervention (n = 87) | Control (n = 84) | P-value | ||||
Knowledge, mean (SD) | ||||||||
 Basic knowledge | 10–30 | 21.7 (4.0) | 27.2 (2.3) | 21.7 (4.4) | 24.8 (3.0) | 5.5 (3.6) | 3.0 (3.8) | < 0.001*** |
 Advanced knowledge | 5–15 | 6.8 (2.2) | 11.9 (2.3) | 6.9 (2.2) | 9.7 (2.1) | 5.1 (2.4) | 2.8 (2.5) | < 0.001*** |
Attitudes and beliefs, mean (SD) | ||||||||
 Perceived severity (HBM) | 5–15 | 7.4 (1.6) | 8.5 (1.5) | 7.6 (1.4) | 8.4 (1.4) | 1.1 (1.8) | 0.8 (1.7) | 0.162 |
 Perceived susceptibility (HBM) | 1–5 | 1.8 (1.0) | 1.8 (1.0) | 1.9 (1.0) | 2.0 (1.1) | 0.01 (1.1) | 0.2 (1.2) | 0.204 |
 Perceived benefits (HBM) | 4–20 | 10.2 (3.7) | 10.2 (4.2) | 10.4 (3.8) | 10.2 (4.1) | 0.02 (3.5) | −0.3 (3.9) | 0.477 |
 Perceived barriers (HBM) | 5–25 | 13.3 (3.2) | 14.2 (3.2) | 12.3 (3.4) | 13.4 (3.6) | 1.0 (3.4) | 1.1 (3.2) | 0.963 |
 Self-efficacy (HBM) | 2–10 | 7.6 (1.5) | 7.7 (1.3) | 7.7 (1.3) | 7.4 (1.3) | 0.07 (1.5) | −0.2 (1.4) | 0.338 |
 Perceived behavioral control (IBM) | 1–5 | 3.5 (1.2) | 3.9 (1.2) | 3.5 (1.0) | 3.8 (1.1) | 0.4 (1.3) | 0.3 (1.2) | 0.702 |
 Social norm (injunctive) | 4–20 | 16.4 (2.8) | 17.5 (2.4) | 16.1 (2.4) | 17.0 (2.3) | 1.1 (2.7) | 0.8 (2.7) | 0.504 |
 Social norm (descriptive) | 2–10 | 8.2 (2.0) | 9.0 (1.5) | 8.2 (2.0) | 8.7 (1.7) | 0.8 (2.1) | 0.5 (2.1) | 0.739 |
Health literacy, mean (SD) | 1–5 | 3.3 (0.8) | 3.7 (0.7) | 3.4 (0.6) | 3.6 (0.6) | 0.5 (0.8) | 0.2 (0.6) | 0.009** |