| Methods |
RCT; randomisation procedure unknown; blinding of patient, careprovider and outcome assessment. |
| Participants |
Acute whiplash injury (less than 72 h) after rear‐end collision. N=40. |
| Interventions |
E: soft collar + pulsed electromagnetic therapy (PEMT) (n=20).
C: soft collar with placebo PEMT (n=20).
All: NSAIDs. Treatment duration: 6 weeks, follow‐up 12 weeks. |
| Outcomes |
Pain (VAS), ROM (4‐point Likert scale, summed up in 6 directions), subjective assessment of progress (9‐point Likert scale). |
| Notes |
After 4 weeks physiotherapy for non‐improved patients: 9 in E, 12 in C. |
| Risk of bias |
| Bias |
Authors' judgement |
Support for judgement |
| Allocation concealment? |
Unclear risk |
B ‐ Unclear |
