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Number of tissues retrieved and contaminated in Group A and Group B, with relative percentages (%)
| Tissue type | Group A | Group B | Comparison | ||||
|---|---|---|---|---|---|---|---|
| N° of tissues retrieved |
N° of contaminated tissues | Contamination rate (%) |
N° of tissues retrieved | N° of contaminated tissues | Contamination rate (%) |
Group A vs Group B % decrease in contamination (%) | |
| MST | 1694 | 627 | 37 | 1783 | 29 | 1.6 | −95.3 |
| CVT | 187 | 135 | 72 | 185 | 102 | 55 | −24.4 |
| TOTAL | 1881 | 762 | 40.5 | 1968 | 131 | 6.7 | −83 |
