Author | Study design | Operated levels | Number of cases | Follow-up time(months) | Device | Fusion rate | Subsidence rate per level (%) |
---|---|---|---|---|---|---|---|
Chen [5] | retrospective | 3 | 28 | 24 | ROI-C or ROI-MC+(LDR MEDICAL, Troyes, France) | 85.7% | 16.7% |
Liu [6] | retrospective | 3–4 | 28 | 24 | ROI-C (LDR MEDICAL, Troyes, France) | 100% | – |
Pereira [12] | prospective | 3–4 | 30 | 62 | Solis (Stryker, Kalamazoo, MI, USA) | – | 16.7% |
Liu [16] | retrospective | 3 | 25 | 24 | Solis (Stryker, Cestas, France) | 72% | 4.0% |
Zhou [17] | retrospective | 3 | 15 | 20 | ROI-MC+ (LDR MEDICAL, Troyes, France) | 93.3% | 8.9% |
Our study | retrospective | 4 | 26 | 24 | ROI-C or ROI-MC+(LDR MEDICAL, Troyes, France) | 86.5% | 15.4% |