Table 7 Practice regarding synovectomy and return to theatre after index procedure, described in each study
Study | Synovectomy at index procedure | Further procedure | Comment | ||||
|---|---|---|---|---|---|---|---|
| Â | AW | OW | AW | Timeframe; details | OW | Timeframe; details | Â |
RCT | |||||||
 Peres [23] | 10 (100%) | 11 (100%) | 0 | - | 2 (18.2%) | Within 7 days; 2 OW | Difference non-significant |
Cohort study | |||||||
 Balabaud [24] | 1 (4.8%) If severe swelling/effusion | 13 (68.4%) | 6 (28.6%) | ‘Early’ (not specified) 5 OW/synovectomy, 1 open arthrolysis | 3 (15.8%) | ‘Early’ (not specified) 1 OW, 1 OW/synovectomy, 1 arthrodesis | - |
 Böhler [25] | Not specified (done at surgeon’s discretion) | Not specified (done at surgeon’s discretion) | 2 (4.9%) | Median 3.0 days (within 3 months); no details of procedure | 6 (20.7%) | Median 3.0 days (within 3 months); no details of procedure | Higher following OW (p = 0.041) |
 Johns [26] | - | 60 (50.4%) | Timeframe not specified; 51 AW, 9 OW | 30 (71.4%) | Timeframe not specified; 2 AW, 28 OW | Higher following OW (p = 0.02) | |
 Kalem [27] | - | 2 (15.4%) | Timeframe not specified (within 6 months) No details of procedure | 4 (36.4%) | Timeframe not specified (within 6 months); no details of procedure | - | |
 Sabater-Martos [28] | 12 (100%) | 15 (100%) | 5 (42.7%) | Timeframe not specified No details of procedure | 2 (13.3%) | Timeframe not specified No details of procedure | - |
 Wirtz [29] | 27 (100%) | - | 2 (7.4%) | Timeframe not specified; 2 AW | 4 (16.7%) | Timeframe not specified; 1 OW, 3 arthrodesis | - |