Table 3.
Visits for shoulder pain before and after vaccination
| Variable | All patients (n = 170) | Shoulder problem (n = 170) | ||
| Fracture or dislocation (n = 21) | Other shoulder injury (n = 15) | Atraumatic shoulder pain (n = 134) | ||
| Age (years) | 21 (20-26) | 20 (18-23) | 21 (19-27) | 22 (20-27) |
| Women, % (n) | 39 (66) | 33 (7) | 40 (6) | 40 (53) |
| Appointment within 3 months before or after vaccination | ||||
| Before vaccination only, % (n) | 31 (52) | 14 (3) | 33 (5) | 33 (44) |
| After vaccination only, % (n) | 24 (40) | 38 (8) | 20 (3) | 22 (29) |
| Before and after vaccination, % (n) | 46 (78) | 48 (10) | 47 (7) | 46 (61) |
| Diagnosis | ||||
| Abrasion | 3 | 3 | ||
| Acromioclavicular separation | 4 | 4 | ||
| Clavicle fracture | 3 | 3 | ||
| Contusion | 1 | 1 | ||
| Shoulder dislocation or subluxation | 14 | 14 | ||
| Fall or unspecified shoulder injury | 13 | 13 | ||
| Shoulder instability | 5 | 5 | ||
| Shoulder pain | 51 | 51 | ||
| Rotator cuff tendinopathy | 42 | 42 | ||
| Scapula issue | 20 | 20 | ||
| Unspecified shoulder problem | 16 | 16 | ||
Continuous variables are presented as the median (interquartile range); discrete variables are presented as the number (percentage).