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Number of foreign body giant cells after implantation of Permacol and NRX membranes. Wilcoxon signed rank test.
| Material | Foreign body giant cells (cells/mm2) | |||
|---|---|---|---|---|
| Day 7 | Day 28 | Day 56 | Day 112 | |
| Permacol | 0.60 ± 0.26 (6) | 0.23 ± 0.12 (6) | 0.03 ± 0.03 (6) | 0 (5) |
| NRX | 1.05 ± 0.36 (6) | 1.90 ± 0.37 (6) | 1.65 ± 0.57 (6) | 0.42 ± 0.25 (5) |
| Wilcoxon signed rank test | P = 0.4375 | P = 0.0313 | P = 0.0313 | P = 0.5000 |
