Table 3.
Means and standard deviations of patient outcome variables.
| Patient outcome variables | Mode-tailored, mean (SD) | Text-only, mean (SD) | Text with images, mean (SD) | Text with video, mean (SD) | Total, mean (SD) | ||||||
| Young | Old | Young | Old | Young | Old | Young | Old | Young | Old | ||
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| T1: Website experience outcomes | |||||||||||
|
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Website involvement | 4.9 (11.0) | 4.7 (1.1) | 4.5 (1.0) | 4.7 (1.21) | 4.8 (1.1) | 4.6 (1.3) | 4.5 (1.1) | 4.9 (1.0) | 4.7 (1.1) | 4.7 (1.1) |
|
|
Website attractiveness | 5.1a,b (1.0) | 5.1 (1.2) | 4.5 (1.1) | 5.2 (1.4) | 5.3a,c (0.9) | 4.9 (1.33) | 4.9 (1.2) | 4.9 (1.3) | 5.0 (1.1) | 5.0 (1.3) |
|
|
Website comprehension | 6.4 (1.4) | 6.2 (0.8) | 6.2 (0.7) | 6.0 (1.2) | 6.6b,d (0.5) | 6.0 (1.3) | 6.0 (1.4) | 5.8 (1.4) | 6.3 (0.9) | 6.0 (1.2) |
|
|
Website emotional support | 3.9 (1.3) | 4.1 (1.2) | 3.7 (1.2) | 4.1 (1.7) | 4.1 (1.3) | 3.9 (1.4) | 3.8 (1.4) | 4.2 (1.5) | 3.9 (1.3) | 4.1 (1.4) |
|
|
Self-efficacy | 20.4 (2.5) | 20.0 (3.4) | 19.7 (3.8) | 20.7 (3.0) | 20.2 (2.7) | 21.2 (3.00) | 21.4a,b (3.4) | 20.0 (3.1) | 20.4 (3.1) | 20.5 (3.2) |
|
|
Anxiety | 48.4 (11.2) | 48.1 (11.1) | 48.5 (10.1) | 43.6 (11.0) | 48.0 (11.2) | 48.6 (8.4) | 45.8 (10.9) | 45.5 (10.0) | 47.8 (10.8) | 46.5 (10.3) |
|
|
Knowledge | 32.1 (12.2) | 25.4 (13.4) | 32.7 (13.5) | 20.8 (11.6) | 27.6 (11.1) | 21.0 (14.1) | 27.4 (15.0) | 23.2 (10.4) | 30.2 (13.0) | 22.7e,f (12.6) |
| T2: Consultation experience outcomes | |||||||||||
|
|
Question asking | 24.8 (21.3) | 19.7 (14.9) | 19.8 (13.1) | 14.9 (11.9) | 17.3 (11.6) | 17.4 (23.2) | 19.7 (17.0) | 15.6 (11.2) | 20.9 (17.0) | 17.1 (15.9) |
|
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Anxiety | 39.6a,b (11.0) | 44.1a,b (12.6) | 45.8 (12.8) | 37.4 (10.9) | 44.9 (12.0) | 40.1 (12.4) | 41.8 (12.1) | 38.6 (9.9) | 42.5 (12.0) | 40.3 (11.7) |
| T3: Outcomes after consultation | |||||||||||
|
|
Knowledge from website | 19.1 (12.1) | 12.4 (10.8) | 21.2 (13.4) | 12.9 (10.9) | 13.1a,b (11.2) | 11.1 (9.4) | 17.4 (15.3) | 10.4 (8.3) | 18.0 (13.1) | 11.8e,f (9.9) |
|
|
Information recall consultation | 57.4 (11.4) | 56.2 (15.2) | 51.9 (13.4) | 55.2 (18.8) | 57.3 (16.6) | 55.4 (15.5) | 62.6b,d (15.2) | 54.3 (17.1) | 57.3 (14.2) | 55.4 (16.3) |
aDiffers from text-only condition.
b Significant at P<.05.
c Significant at P<.10.
dDiffers from text with video condition.
eDiffers from younger patients.
fSignificant at P<.001.