Table 1. Summary of Published Clinical Results of Reverse Total Shoulder Arthroplasty for Rheumatoid Arthritis.
| Study | No. of cases (patient) | Age (yr) | Level of evidence | Sex (M/F) | Mean follow-up (mo) | Previous operation | Clinical outcome | Range of motion | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Constant | VAS | ASES | SST | Satisfaction (%) | FF (°) | ABD (°) | ER (°) | IR (°) | |||||||
| Hattrup et al.10) | 19 (17) | 70 (58–81) | IV | 5/14 | 37 | 5 RCR | NR | 6.5→1 | 27→76 | 1→8 | 89.5 | 68→138 | 66→134 | 23→52 | NR |
| Young et al.2) | 18 (16) | 70 (46–84) | IV | NR | 44 | 0 | 23→65 | NR | NR | NR | 94.4 | 78→139 | NR | 17→46 | S→L3 |
| Ekelund and Nyberg17) | 27 (23) | 68 (45–80) | IV | NR | 56 | 9 SA | 13→52 | 8→1 | NR | NR | NR | 33→115 | 26→103 | 0.6→5.8 | 2.1→2.9 |
| Holcomb et al.11) | 21 (21) | 70 (53–86) | IV | 5/16 | 36 | 9 RCR, 3 SA | NR | 7→1 | 28→82 | 1→7 | 95.2 | 52→126 | 55→116 | 19→33 | S1→L4 |
| John et al.12) | 17 (15) | 67 (46–85) | III | 5/12 | 24 | 0 | 19→60 | NR | 61 | NR | NR | 68→123 | 66→120 | 0.4→7.3 | 3.4→4.4 |
| Woodruff et al.16) | 13 (11) | 64 (43–72) | IV | 0/13 | 87 | 0 | 59 | NR | NR | NR | NR | NR | NR | NR | NR |
| Rittmeister and Kerschbaumer13) | 8 (8) | 60 (34–86) | IV | 2/6 | 54 | 0 | 17→63 | NR | NR | NR | NR | NR | NR | NR | NR |
M: male, F: female, VAS: visual analogue scale, ASES: American Shoulder Elbow Surgeons, SST: Simple Shoulder Test, FF: forward flexion, ABD: abduction, ER: external rotation, IR: internal rotation, RCR: rotator cuff repair, NR: not reported, L: lumbar, SA: shoulder arthroplasty, S: sacrum.