Table 1.
Side effects reported after treatment visit
| # of occurrences in adults | % frequency with adults | # of occurrences in adolescents | % frequency with adolescents | % of total side effects | |
|---|---|---|---|---|---|
| Muscle soreness | 244 | 19.4 % | 362 | 18.6 % | 35.2 % |
| Neck pain | 80 | 6.4 % | 154 | 7.9 % | 13.6 % |
| Back pain | 78 | 6.2 % | 129 | 6.6 % | 12.0 % |
| Headache | 31 | 2.5 % | 151 | 7.8 % | 10.6 % |
| Stiffness | 60 | 4.8 % | 75 | 3.9 % | 7.8 % |
| Discomfort from adjusting instrument | 42 | 3.3 % | 81 | 4.2 % | 7.1 % |
| Discomfort from adjustments/ therapies | 27 | 2.2 % | 49 | 2.5 % | 4.4 % |
| Dizziness | 59 | 4.7 % | 15 | 0.8 % | 4.3 % |
| Nausea | 16 | 1.3 % | 15 | 0.8 % | 1.8 % |
| Fatigue | 6 | 0.5 % | 18 | 0.9 % | 1.4 % |
| Hip pain | 7 | 0.6 % | 5 | 0.3 % | 0.7 % |
| Sprain/strain | 4 | 0.3 % | 2 | 0.1 % | 0.3 % |
| Rib pain | 4 | 0.3 % | 0 | 0.0 % | 0.2 % |
| Shoulder pain | 2 | 0.2 % | 1 | 0.1 % | 0.2 % |
| Knee pain | 1 | 0.1 % | 1 | 0.1 % | 0.1 % |
| Foot pain | 2 | 0.2 % | 0 | 0.0 % | 0.1 % |
| Numbness/tingling | 2 | 0.2 % | 0 | 0.0 % | 0.1 % |