Table 3.
Videos content and quality scores by source.
| Variable | Overall (n = 168) | Organization users | Individual users | P1 value | P2 value | |||
|---|---|---|---|---|---|---|---|---|
| Non-profit | For-profit | News agencies | Non-medical | Medical | ||||
| (n = 32) | (n = 15) | (n = 12) | (n = 32) | (n = 77) | ||||
| Misinformation, n (%) | 17 (10.1) | 1 (3.1) | 3 (20.0) | 0 (0) | 10 (31.3) | 3 (3.9) | 0.423 | < 0.001 |
| DISCERN total scores (/80), mean (SD) | 38.2 (7.6) | 41.4 (6.6) | 36.7 (11.0) | 40.3 (5.9) | 35.1 (8.5) | 37.8 (7.0) | 0.051 | 0.094 |
| Publication reliability (n = 168), mean (SD) | 19.8 (4.4) | 22.1 (3.4) | 18.9 (5.9) | 22.3 (3.0) | 17.6 (4.6) | 19.5 (3.9) | 0.001 | < 0.001 |
| Treatment choice (n = 107), mean (SD) | 17.2 (4.1) | 19.0 (3.8) | 15.9 (5.1) | 16.6 (4.2) | 15.5 (4.8) | 17.4 (3.5) | 0.303 | 0.073 |
| Overall quality score (n = 107), mean (SD) | 3.1 (0.9) | 3.4 (0.7) | 2.7 (1.1) | 3.0 (1.1) | 2.7 (1.0) | 3.3 (0.9) | 0.786 | 0.039 |
| Low, n (%) | 27 (25.2) | 3 (13.6) | 4 (44.4) | 2 (25.0) | 8 (47.1) | 10 (19.6) | 0.490 | 0.046 |
| Moderate, n (%) | 41 (38.3) | 7 (31.8) | 4 (44.4) | 3 (37.5) | 5 (29.4) | 22 (43.1) | ||
| High, n (%) | 39 (36.4) | 12 (54.5) | 1 (11.1) | 3 (37.5) | 4 (23.5) | 19 (37.3) | ||
| PEMAT-A/V understandability, mean (SD) | 84.7% (11.7%) | 89.3% (10.9%) | 81.2% (13.7%) | 88.4% (12.4%) | 80.8% (12.5%) | 84.4% (10.6%) | 0.050 | 0.024 |
| PEMAT-A/V actionability, mean (SD) | 74.9% (38.0%) | 86.7% (26.4%) | 73.3% (40.2%) | 69.4% (43.7%) | 63.8% (41.8%) | 75.8% (38.5%) | 0.220 | 0.189 |
| Total content (/30), Mean (SD) | 4.9 (2.0) | 5.6 (2.2) | 5.8 (2.3) | 5.1 (1.7) | 4.7 (2.2) | 4.5 (1.6) | 0.001 | 0.019 |
| Reported 1–2 contents, n (%) | 55 (32.7) | 8 (14.5) | 3 (5.5) | 2 (3.6) | 11 (20.0) | 31 (56.4) | 0.007 | 0.050 |
| Reported 3–4 contents, n (%) | 92 (54.8) | 17 (18.5) | 8 (8.7) | 9 (9.8) | 15 (16.3) | 43 (46.7) | ||
| Reported 5–6 contents, n (%) | 21 (12.5) | 7 (33.3) | 4 (19.0) | 1 (4.8) | 6 (28.6) | 3 (14.3) | ||
P1 represented the significance of the difference between organization users and individual users. P2 represented the overall significance of the difference in five subgroups. SD, standard deviation.