Table 4.
Characteristics of Anterior Cruciate Ligament Reconstruction Procedures in 38,883 Patients
| Characteristic | n (%) |
|---|---|
| Total procedures | 40,702 |
| Age, median (range) | 29 (2–64) |
| Age < 18 years | 7,436 (18.3) |
| Male | 24,490 (60.2) |
| Location of procedurea | |
| Inpatient | 1,953 (4.8) |
| Day surgery at hospital | 15,769 (38.7) |
| Ambulatory surgery center | 12,526 (30.8) |
| Missing facility typeb | 10,454 (25.7) |
| Procedures per year | |
| 2004 | 5,664 (13.9) |
| 2005 | 5,874 (14.4) |
| 2006 | 6,041 (14.8) |
| 2007 | 5,989 (14.7) |
| 2008 | 6,134 (15.1) |
| 2009 | 5,751 (14.1) |
| 2010 | 5,249 (12.9) |
a
Inpatient and day surgery matched to a facility in the American Hospital Association (AHA) Annual Survey of Hospitals (Chicago, IL); inpatient was based on an inpatient designation in the HealthCore claims data. Ambulatory surgery center matched to a facility in the IMS Health Outpatient Surgery Center Profiling Solution data (Plymouth Meeting, PA).
b
Missing facility type due to no facility claim for procedure (n=4,065), no match to a facility in the AHA Annual Survey of Hospitals or the IMS Health Outpatient Surgery Center Profiling Solution data (n=6,366), or a match to multiple facilities (n=23).