Table 4.
Incidence of revision surgery within 2 years, age at the time of ACL reconstruction
| Age | Men | Women | ||||||
|---|---|---|---|---|---|---|---|---|
| Incidence (%) | Adjusted RR | 95% CI | p value | Incidence | Adjusted RR | 95% CI | p value | |
| 13–19 | 3.97 | 1.52 | 1.26–1.84 | < 0.001 | 3.65 | 1.58 | 1.28–1.95 | < 0.001 |
| 20–29 | 2.8 | 1 | 0.84–1.20 | n.s. | 2.25 | 0.73 | 0.57–0.93 | 0.012 |
| 30–59 | 2.17 | 0.66 | 0.54–0.81 | < 0.001 | 2.14 | 0.75 | 0.58–0.97 | 0.030 |
Adjusted for time to surgery, graft type, graft diameter, femoral fixation, tibia fixation, concomitant meniscal injury, concomitant cartilage injury, and country
ACL anterior cruciate ligament, RR relative risk, CI confidence interval