Table 2.
Patient outcomes following glenoid resurfacing with interposition allograft. Statistical comparison was carried out for patients with and without humeral flattening.
| Outcome | Whole Population | Patients Without Humeral Flattening | Patients With Humeral Flattening | P Value |
|---|---|---|---|---|
| Conversion to arthroplasty | 9 (36) | 2 (28.6) | 4 (33.3) | .83 |
| Time to arthroplasty (y) | 2.35 (0.38 to 8.21) | 1.26 (0.76 to 1.76) | 2.26 (1.05 to 3.49) | .37 |
| Age of patients undergoing arthroplasty (y) | 57.28 (37.94 to 74.83) | 58.06 (52.75 to 63.37) | 53.55 (37.94 to 66.69) | .66 |
| SANE score | ||||
| Involved shoulder | 62 (5 to 100) | 66 (5 to 99) | 67 (30 to 95) | .90 |
| Opposite shoulder | 90 (25 to 100) | 79 (25 to 100) | 92 (70 to 100) | .16 |
| PASS threshold | 7 of 25 | 2 of 7 | 3 of 12 | |
| ASES score | ||||
| Overall score | 64.13 (11.67 to 100.0) | 70.24 (13.33 to 98.33) | 61.11 (31.67 to 95.0) | .44 |
| Pain subscore | 32.20 (0 to 50.0) | 40.0 (10.0 to 50.0) | 29.58 (10.0 to 50.0) | .14 |
| Function subscore | 31.93 (3.30 to 50.0) | 30.23 (3.30 to 48.30) | 31.53 (21.70 to 45.0) | .83 |
| PASS threshold | 8 of 25 | 3 of 7 | 2 of 12 | |
| Penn Shoulder Score | ||||
| Total score | 61.18 (10.57 to 97.89) | 64.32 (34.0 to 97.89) | 60.94 (27.0 to 86.89) | .73 |
| Pain subscore | 19.16 (2.0 to 13.0) | 22.14 (12.0 to 30.0) | 18.58 (10.0 to 28.0) | .24 |
| Satisfaction subscore | 5.48 (0 to 10.0) | 6.14 (0 to 10.0) | 5.75 (0 to 10.0) | .80 |
| Function subscore | 36.54 (7.0 to 60.0) | 36.03 (7.0 to 57.90) | 36.61 (10.0 to 50.0) | .94 |
| Shoulder function rating | .39 | |||
| Much Improved | 7 (28) | 3 (42.9) | 2 (16.7) | |
| Improved | 7 (28) | 1 (14.3) | 6 (50.0) | |
| Same | 5 (20) | 1 (14.3) | 2 (16.7) | |
| Worse | 5 (20) | 2 (28.6) | 2 (16.7) | |
| Much Worse | 1 (4) | 0 (0) | 0 (0) | |
| Over-the-counter analgesic use | .50 | |||
| Fewer | 10 (40) | 4 (57.1) | 4 (33.3) | |
| Same | 14 (56) | 3 (42.9) | 7 (58.3) | |
| More | 1 (4) | 0 (0) | 1 (8.3) | |
| Prescription pain medication use | .72 | |||
| Fewer | 3 (12) | 1 (14.3) | 2 (16.7) | |
| Same | 20 (80) | 6 (85.7) | 9 (75) | |
| More | 2 (8) | 0 (0) | 1 (8.3) | |
| Reduction in NRS pain | 3.44 (–2 to 10) | 5.43 (–2 to 10) | 3.17 (2 to 7) | .11 |
Data are n (%) or mean (range) unless noted otherwise.
ASES, American Shoulder and Elbow Surgeon; PASS, patient acceptable symptom state; NRS, numeric rating scale; SANE, Single Assessment Numeric Evaluation.