Table 3.
Percentage change in knowledge for secondary school students, by questionnaire section
| Before teaching, % correct | Before teaching change, % (95% CI) | After teaching change, % (95% CI) | Retention change, % (95% CI) | P value | |
|---|---|---|---|---|---|
| Microbe Mania | <0.001a | ||||
| peers | |||||
| rural | 64.0 | −2.7 (−10.1, 4.7) | 22.5 (15.0, 29.9) | 9.4 (1.3, 17.4) | |
| inner city | 79.4 | 15.0 (4.1, 25.9) | 32.6 (22.2, 43.0) | 23.7 (8.8, 38.7) | |
| town | 70.0 | 4.6 (−5.5, 14.8) | 22.6 (10.8, 34.3) | −0.7 (−11.6, 10.1) | |
| non-peers | |||||
| rural | 65.8 | 0.0 | 19.8 (16.3, 23.3) | 11.8 (8.0, 15.5) | |
| inner city | 68.7 | 3.2 (−2.4, 8.9) | 13.0 (7.0, 19.1) | 0.8 (−5.4, 6.9) | |
| town | 68.9 | 3.7 (−3.0, 10.3) | 4.7 (−2.5, 11.8) | 9.2 (1.9, 16.4) | |
| Horrid Hands | 0.01a | ||||
| peers | |||||
| rural | 75.0 | 1.9 (−7.1, 11.0) | 4.5 (−4.5, 13.5) | 15.5 (6.1, 25.0) | |
| inner city | 81.9 | 10.4 (−2.2, 23.0) | 13.3 (0.8, 25.8) | 16.9 (0.7, 33.2) | |
| town | 67.5 | −3.8 (−15.9, 8.4) | 2.9 (−10.3, 16.1) | −2.0 (−14.8, 10.7) | |
| non-peers | |||||
| rural | 71.4 | 0.0 | 2.3 (−1.0, 5.7) | 9.8 (6.1, 13.5) | |
| inner city | 64.1 | −8.9 (−15.6, −2.2) | −6.7 (−13.7, 0.3) | −1.5 (−8.7, 5.7) | |
| town | 69.0 | −2.3 (−10.2, 5.5) | 5.4 (−3.1, 14.0) | −0.8 (−9.3, 7.7) | |
| Super Sneezes | 0.01a | ||||
| peers | |||||
| rural | 58.3 | −2.8 (−10.3, 4.8) | 22.3 (14.8, 29.8) | 22.8 (14.5, 30.9) | |
| inner city | 67.2 | 8.0 (−3.2, 19.1) | 32.5 (21.8, 43.2) | 29.0 (14.2, 43.8) | |
| town | 58.3 | −0.7 (−11.4, 10.0) | 19.7 (8.2, 31.1) | 12.9 (2.2, 23.6) | |
| non-peers | |||||
| rural | 60.6 | 0.0 | 16.2 (12.8, 19.6) | 18.8 (15.2, 22.4) | |
| inner city | 60.4 | −0.5 (−6.2, 5.2) | 11.0 (4.8, 17.1) | 9.4 (2.9, 15.8) | |
| town | 58.5 | −1.0 (−7.6, 5.7) | 18.3 (11.0, 25.7) | 8.6 (1.3, 15.9) | |
| Kitchen mayhem | 63.5 | 0.0 | 12.4 (9.8, 14.9) | 12.4 (9.6, 15.1) | <0.001b |
| Antibiotic Awareness | <0.001a | ||||
| peers | |||||
| rural | 30.6 | −5.7 (−14.6, 13.2) | 23.0 (14.2, 31.9) | 36.8 (27.3, 46.3) | |
| inner city | 51.5 | 16.1 (3.2, 29.0) | 40.4 (28.0, 52.7) | 44.3 (26.6, 62.0) | |
| town | 32.9 | −2.1 (−14.5, 10.2) | 18.4 (4.4, 32.3) | 20.3 (7.6, 32.9) | |
| non-peers | |||||
| rural | 37.0 | 0.0 | 25.1 (20.9, 29.3) | 23.4 (18.9, 28.0) | |
| inner city | 39.4 | 1.8 (−5.2, 8.6) | 17.0 (9.8, 24.2) | 13.4 (5.9, 20.9) | |
| town | 37.0 | 0.3 (−7.7, 8.4) | 13.7 (4.9, 22.4) | 10.8 (2.2, 19.4) |
Percentages given are absolute percentage changes from the baseline before teaching change (0.0).
Kitchen Mayhem showed no significant difference between region or peer/non-peer.
a
P value for interaction.
b
P value for teaching change.