Table 1.
Clinical and demographic Characteristics of Study Population
| Total Shoulder Arthroplasty Mean (SD) [range] or % | Humeral Head Replacement Mean (SD) [range] or % | TSA and HHR combined Mean (SD) [range] or % | |
|---|---|---|---|
| # patients (#shoulders) | 2,207 patients (2,588 shoulders) | 1,349 patients (1,431 shoulders) | 3,480 patients (4,019 shoulders) |
| Age at surgery in years | 65 (12) [19, 91] | 63 (16) [18, 97] | 64 (12) [18, 97] |
| Male/Female (%) | 47%/53% | 37%/63% | 44%/56% |
| Deyo-Charlson Index | 0.8 (1) [0, 13] | 1.4 (2) [0, 13] | 1.0 (1.8) [0, 13] |
| Implant fixationa (%) | |||
| Cemented | 96% | 60% | 83% |
| Uncemented | 4% | 40% | 17% |
| Diagnosis | |||
| Rheumatoid arthritis | 17% | 16% | 17% |
| Trauma | 15% | 35% | 22% |
| Tumor | 1% | 10% | 5% |
| Osteoarthritis | 63% | 24% | 49% |
| Rotator Cuff disease | 2% | 10% | 4% |
| Otherb | 2% | 5% | 3% |
| Body Mass Index (BMI) c, kg/m2 | 30 (6) [16, 60] | 28 (6) [15, 66] | 29 (6) [15, 66] |
| ASA classd | |||
| 1 or 2 | 61% | 49% | 57% |
| 3 or 4 | 39% | 51% | 43% |
ASA, American Society of Anesthesiologists; SD, standard deviation
a
Humeral and/or glenoid components were cemented.
b
Other category for underlying diagnosis includes: avascular necrosis, ankylosing spondylitis, psoriatic arthritis, gout, Charcot arthropathy, dislocation, old injury, prior history of septic arthritis
c
available from 9/1/1987 to present
d
available from 11/1/1988 to present; 9 patients with total shoulder arthroplasty and 6 patients with humeral head replacement had missing ASA class