Research Article
Postendodontic Pain after Pulpotomy or Root Canal Treatment in Mature Teeth with Carious Pulp Exposure: A Multicenter Randomized Controlled Trial
Table 5
Frequency distribution of pain severities [N (%)] during 7 postoperative days in the three study arms.
| | Day | Arm | PI category | Reporting pain (%) | value | | Pain-free | Mild | Moderate | Severe |
| | Baseline | RCT | 27 (16.1) | 46 (27.4) | 58 (34.5) | 37 (22.0) | 83.9 | 0.998 | | PMTA | 30 (16.0) | 53 (28.2) | 67 (35.6) | 38 (20.2) | 84.0 | | PCEM† | 28 (14.4) | 56 (28.9) | 68 (35.1) | 42 (21.6) | 85.6 |
| | 6 h | RCT | 32 (19.0) | 77 (45.8) | 46 (27.4) | 13 (7.7) | 81.0 | 0.337 | | PMTA | 33 (17.6) | 73 (38.8) | 68 (36.2) | 14 (7.4) | 82.4 | | PCEM | 43 (22.2) | 72 (37.1) | 58 (29.9) | 21 (10.8) | 77.8 |
| | 12 h | RCT | 60 (35.7) | 61 (36.3) | 38 (22.6) | 9 (5.4) | 64.3 | 0.585 | | PMTA | 67 (35.6) | 78 (41.5) | 39 (20.7) | 4 (2.1) | 64.4 | | PCEM | 66 (34.0) | 80 (41.2) | 37 (19.1) | 11 (5.7) | 66.0 |
| | 18 h | RCT | 86 (51.2) | 59 (35.1) | 18 (10.7) | 5 (3.0) | 48.8 | 0.593 | | PMTA | 92 (48.9) | 73 (38.8) | 20 (10.6) | 3 (1.6) | 51.1 | | PCEM | 91 (46.9) | 70 (36.1) | 23 (11.9) | 10 (5.2) | 53.1 |
| | 24 h | RCT | 100 (59.5) | 46 (27.4) | 18 (10.7) | 4 (2.4) | 40.5 | 0.918 | | PMTA | 115 (61.2) | 53 (28.2) | 17 (9.0) | 3 (1.6) | 38.8 | | PCEM | 109 (56.2) | 60 (30.9) | 19 (9.8) | 6 (3.1) | 43.8 |
| | 36 h | RCT | 111 (66.1) | 38 (22.6) | 16 (9.5) | 3 (1.8) | 33.9 | 0.056 | | PMTA | 131 (69.7) | 41 (21.8) | 15 (8.0) | 1 (0.5) | 30.3 | | PCEM | 126 (64.9) | 56 (28.9) | 6 (3.1) | 6 (3.1) | 35.1 |
| | 3 d | RCT | 125 (74.4) | 31 (18.5) | 12 (7.1) | 0( 0.0) | 25.6 | 0.148 | | PMTA | 143 (76.1) | 35 (18.6) | 7 (3.7) | 3 (1.6) | 23.9 | | PCEM | 148 (76.3) | 41 (21.1) | 4 (2.1) | 1 (0.5) | 23.7 |
| | 4 d | RCT | 132 (78.6) | 31 (18.5) | 5 (3.0) | 0 (0.0) | 21.4 | 0.508 | | PMTA | 155 (82.4) | 24 (12.8) | 8 (4.3) | 1 (0.5) | 17.6 | | PCEM | 158 (81.4) | 30 (15.5) | 4 (2.1) | 2 (1.0) | 18.6 |
| | 5 d | RCT | 137 (81.5) | 25 (14.9) | 5 (3.0) | 1 (0.6) | 18.5 | 0.993 | | PMTA | 155 (82.4) | 26 (13.8) | 6 (3.2) | 1 (0.5) | 17.6 | | PCEM | 164 (84.5) | 23 (11.9) | 6 (3.1) | 1 (0.5) | 15.5 |
| | 6 d | RCT | 143 (81.5) | 23 (13.7) | 1 (0.6) | 1 (0.6) | 18.5 | 0.719 | | PMTA | 162 (86.2) | 19 (10.1) | 5 (2.7) | 2 (1.1) | 13.8 | | PCEM | 163 (84.0) | 24 (12.4) | 5 (2.6) | 2 (1.0) | 16.0 |
| | 7 d | RCT | 147 (87.5) | 19 (11.3) | 1 (0.6) | 1 (0.6) | 12.5 | 0.834 | | PMTA | 166 (88.3) | 18 (9.6) | 4 (2.1) | 0 (0.0) | 11.7 | | PCEM | 169 (87.1) | 21 (10.8) | 3 (1.5) | 1 (0.5) | 12.9 |
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