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The ratio between green and red fluorescence area (Mean ± SD) in different groups
| negative group | positive group | diode laser group | diode-NaOCl group | |
|---|---|---|---|---|
| Coronal region | 37.15 ± 2.35a | 0.93 ± 0.02b | 0.62 ± 0.01c | 0.02 ± 0.003d |
| Middle region | 14.81 ± 2.73a | 0.96 ± 0.02b | 0.64 ± 0.04c | 0.05 ± 0.004d |
| Apical region | 10.98 ± 1.38a | 1.67 ± 0.04b | 0.47 ± 0.02c | 0.12 ± 0.003d |
Data with different lowercase letters (a, b, c, d) indicate a significant difference within each group (p < 0.01)
