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Final union success rate
| Comorbidity | rhBMP-2 (%) | Sample size | Untreated (%) | Sample size | p value |
|---|---|---|---|---|---|
| Composite | 95 | 42 | 83 | 40 | 0.0844 |
| Diabetics | 82 | 11 | 92 | 12 | 0.5901 |
| Charcot | 90 | 10 | 89 | 9 | 1.0000 |
| Smokers | 100 | 8 | 67 | 6 | 0.1250 |
| Obese | 94 | 17 | 87 | 15 | 0.5887 |
| Infection | 100 | 9 | 79 | 14 | 0.2530 |
| Hypertension | 93 | 14 | 92 | 13 | 1.0000 |
| Concurrent lengthening | 100 | 8 | 67 | 6 | 0.1648 |
rhBMP-2 = recombinant human BMP-2.
