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Percentage of subjects without increase of NCL% (percentage of caries lesions) in the PP set.
| Group | |||||||
|---|---|---|---|---|---|---|---|
| Control toothpaste | Test toothpaste | Total | |||||
| n | % (col) | n | % (col) | n | % (col) | ||
| ΔNCL% (PP) NCL% Visit4 - NCL Visit1 | ≤ 0 (no increase) | 50 | 57.47% | 51 | 60.71% | 101 | 59.06% |
| > 0 (increase) | 37 | 42.53% | 33 | 39.29% | 70 | 40.94% | |
| Total | 87 | 100.00% | 84 | 100.00% | 171 | 100.00% | |
