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Distribution of symptoms at baseline, and 6, 12, 24, 36- and 48-months post-treatment. *Mineral trioxide aggregate.
| MTA* (n) | Calcium hydroxide (n) | |||||||
|---|---|---|---|---|---|---|---|---|
| Cold | Heat | Chewing | Percussion | Cold | Heat | Chewing | Percussion | |
| Baseline | 7 | 1 | - | 1 | 6 | 2 | 2 | 2 |
| 6- mo | 5 | - | - | 2 | 2 | - | 1 | 2 |
| 1 year | 3 | - | - | 1 | 7 | 1 | 1 | 1 |
| 2- year | 2 | - | - | - | 3 | 1 | - | - |
| 3- year | - | - | - | 1 | - | - | - | - |
| 4- year | - | - | 1 | - | 1 | - | - | 1 |
