Table 1.
Patient characteristics
| Patient characteristics | Type of register
|
||
|---|---|---|---|
| Both DNRP and DKRR, n (%) n = 12,963 | DNRP only, n (%) n = 3550 | DKRR only, n (%) n = 1537 | |
| Sex | |||
| Male | 7783 (60.0) | 2208 (62.2) | 937 (61.0) |
| Female | 5180 (40.0) | 1342 (37.8) | 600 (39.0) |
| Mean age at surgery | 29.7 (95% CI: 29.5–29.9) | 31.0 (95% CI: 30.6–31.3) | 31.9 (95% CI: 31.4–32.5) |
| Age at surgery (years) | |||
| ≤20 | 3449 (26.6) | 773 (21.8) | 299 (19.5) |
| >20 | 9514 (73.4) | 2777 (78.2) | 1238 (80.5) |
Abbreviations: DNRP, Danish National Registry of Patients; DKRR, Danish Knee Ligament Reconstruction Register; n, number; CI, confidence interval.