Quality of vaccination content on chiropractic websites in 2016 as assessed with the Web Resource Rating Tool
| Component | Positive messaging n = 16 | Neutral messaging n = 19 | Negative messaging n = 59 |
|---|---|---|---|
| Median score* (IQR) | 18 (12–19) | 22 (14–39) | 21 (14–32) |
| Star rating,† no. (%) of websites | |||
| 0 | 14 (88) | 13 (68) | 4 (7) |
| 1 | 1 (6) | 5 (26) | 34 (58) |
| 2 | 1 (6) | 1 (5) | 11 (19) |
| 3 | 0 (0) | 0 (0) | 9 (15) |
| 4 | 0 (0) | 0 (0) | 1 (2) |