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Distribution of cleaning scores across different protocols
| Cleaning Score | 1 st Group Number (%) | 2nd Group Number (%) | 3rd Group Number (%) | 4th Group Number (%) | 5th Group Number (%) | p value* |
|---|---|---|---|---|---|---|
| 0 | - | - | 1 (10.0) | 2 (20.0) | - | < 0.001 |
| 1 | - | 1 (10.0) | 8 (80.0) | 5 (50.0) | 6 (60.0) | |
| 2 | 3 (30.0) | 7 (70.0) | 1 (10.0) | 2 (20.0) | 4 (40.0) | |
| 3 | 7 (70.0) | 2 (20.0) | - | 1 (10.0) | - |
* Fisher-Freeman-Halton Test
