Table 4.
Prevalence of MI and INJ in OCP users and non-OCP users
| OCP Users (n = 43) | Non-OCP Users (n = 248) | P Valuea | |
|---|---|---|---|
| Menstrual irregularity | 6 (14.0%) | 48 (19.4%) | 0.405 |
| Overall injury | 30 (69.8%) | 157 (63.3%) | 0.492 |
| Overuse injury | 30 (100%) | 140 (89.2%) | 0.079 |
| Traumatic injury | 10 (33.3%) | 67 (42.7%) | 0.420 |
MI, menstrual irregularity (9 or fewer menstrual cycles in the past 12 months); INJ, musculoskeletal injury; traumatic injury, injury caused by running into another player, tripping, or falling; OCP, oral contraceptive pill; overuse injury, injury where the pain came on gradually and was not due to a fall, running into another athlete, slipping, or twisting the body.
a
Fisher exact test.