Table 3.
Proportion of materials with desirable score for each CCI item
| All | Handouts | Worksheets | Slide Sets | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Original | Revised | Original | Revised | Original | Revised | Original | Revised | ||
| Core | n | 53 | 53 | 12 | 12 | 14 | 14 | 27 | 27 |
| Item 1: One main message | % (n) | 40% (21) | 72% (38)* | 92% (11) | 100% (12) | 7% (1) | 57% (8)* | 33% (9) | 67% (18)* |
| Item 2: Message at front | % (n) | 26% (14) | 57% (30)* | 92% (11) | 100% (12) | 0% (0) | 57% (8)* | 11% (3) | 37% (10)* |
| Item 3: Visual cues | % (n) | 36% (19) | 68% (36)* | 92% (11) | 92% (11) | 0% (0) | 57% (8)* | 30% (8) | 63% (17)* |
| Item 4: Supportive images | % (n) | 28% (15) | 68% (36)* | 33% (4) | 92% (11)* | 7% (1) | 57% (8)* | 37% (10) | 70% (19)* |
| Item 5: Call to action | % (n) | 30% (16) | 38% (20) | 100% (12) | 92% (11) | 7% (1) | 14% (2) | 11% (3) | 26% (7) |
| Item 6: Active voice | % (n) | 26% (14) | 30% (16) | 92% (11) | 84% (10) | 0% (0) | 7% (1) | 11% (3) | 19% (5) |
| Item 7: Simple language | % (n) | 94% (50) | 98% (52) | 100% (12) | 92% (11) | 79% (11) | 100% (14) | 100% (27) | 100% (27) |
| Item 8: Bullet/number lists | % (n) | 53% (28) | 49% (26) | 100% (12) | 92% (11) | 14% (2) | 29% (4) | 52% (14) | 41% (11) |
| Item 9: Headings | % (n) | 70% (70) | 89% (47)* | 100% (12) | 92% (11) | 50% (7) | 71% (10) | 67% (18) | 96% (26)* |
| Item 10: Summary at top | % (n) | 17% (9) | 43% (23)* | 50% (6) | 84% (10) | 0% (0) | 71% (10)* | 11% (3) | 11% (3) |
| Item 11: State of science | % (n) | 4% (2) | 0% (0) | 17% (2) | 0% (0) | 0% (0) | 0% (0) | 0% (0) | 0% (0) |
| Behavioral Recommend-ations | n | 13 | 13 | 10 | 9 | 0 | 0 | 3 | 4 |
| Item 12: Behavioral recommend | % (n) | 100% (13) | 100% (13) | 100% (10) | 100% (9) | -- | -- | 100% (3) | 100% (4) |
| Item 13: Explain importance | % (n) | 8% (1) | 23% (3) | 0% (0) | 17% (2) | -- | -- | 33% (1) | 25% (1) |
| Item 14: Directions how-to | % (n) | 85% (11) | 62% (8) | 100% (10) | 89% (8) | -- | -- | 33% (1) | 0% (0) |
| Numbers | n | 15 | 25 | 2 | 6 | 2 | 6 | 11 | 13 |
| Item 15: Presentation | % (n) | 100% (15) | 100% (15) | 100% (2) | 100% (6) | 100% (2) | 100% (2) | 100% (11) | 100% (13) |
| Item 16: Explain meaning | % (n) | 100% (15) | 80% (20)* | 100% (2) | 67% (4) | 100% (2) | 50% (3) | 100% (11) | 100% (13) |
| Item 17: No calculations | % (n) | 67% (10) | 68% (17) | 100% (2) | 100% (6) | 50% (1) | 33% (2) | 64% (7) | 70% (9) |
| Risk | na | 4/0/0 | 4/1/0 | 0/0/0 | 0/0/0 | 0/0/0 | 1/0/0 | 4/0/0 | 3/1/0 |
| Item 18: Explain risk | % (n) | 75% (3) | 100% (4) | -- | -- | -- | 100% (1) | 75% (3) | 100% (3) |
| Item 19: Risks & benefits | % (n) | -- | 100% (1) | -- | -- | -- | -- | -- | 100% (1) |
| Item 20: Explain probability | % (n) | -- | -- | -- | -- | -- | -- | -- | -- |
a
number of items eligible for Item 18/ Item 19/ Item 20
*
significant difference (P<.05) between original and revised materials determined by paired or independent t-test