Patient demographics by procedure type
| Procedures (n) | Patients (n) | Women | Mean age (SD) | |
| Arthroscopic partial meniscectomy | 1 088 872 | 938 612 | 425 126 (45.3%) | 48.7 (15.1) |
| Diagnostic | 326 600 | 305 823 | 138 210 (45.2%) | 43.1 (17.1) |
| Washout | 308 618 | 286 127 | 122 516 (42.8%) | 50.4 (17.5) |
| Chondroplasty | 252 885 | 233 594 | 107 456 (46.0%) | 49.9 (14.1) |