Table 5. Distribution of incidence of swelling and periapical radiolucency versus the diagnosis in the treatment groups at the post-operative review periods.
| Review period | Rotary Group | Manual Group | ||||
| Pulp diseases (n=28) | Periapical diseases (n=32)* | Pulp diseases (n=22) | Periapical diseases(n=38)* | p-value | ||
| Presence of swelling | ||||||
| Day 1 | Absent | 28 (100.0) | 31 (96.9) | 22 (100.0) | 34 (89.5) | 0.171 |
| Present | 0 (0.0) | 1 (3.1) | 0 (0.0) | 4 (10.5) | ||
| Week 1 | Absent | 28 (100.0) | 31 (96.9) | 22 (100.0) | 38(100.0) | 0.315 |
| Same size | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | ||
| Decreasing | 0 (0.0) | 1 (3.1) | 0 (0.0) | 0 (0.0) | ||
| Increasing | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | ||
| 1 Month | Absent | 28 (100.0) | 31 (96.9) | 22 (100.0) | 38(100.0) | |
| Same size | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | ||
| Decreasing | 0 (0.0) | 1 (3.1) | 0 (0.0) | 0 (0.0) | ||
| Increasing | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | ||
| 3 Months | Absent | 28 (100.0) | 32 (100.0) | 22 (100.0) | 37(100.0) | 1.000 |
| 6 Months | Absent | 28 (100.0) | 32 (100.0) | 22 (100.0) | 37(100.0) | 1.000 |
| Presence of radiolucency | ||||||
| Day 1 | Absent | 28 (100.0) | 16 (50.0) | 22 (100.0) | 14 (36.8) | 0.121 |
| Present | 0 (0.0) | 16 (50.0) | 0 (0.0) | 24 (63.2) | ||
| Week 1 | Absent | 28 (100.0) | 16 (50.0) | 22 (100.0) | 14 (36.8) | 0.196 |
| Same size | 0 (0.0) | 16 (50.0) | 0 (0.0) | 24 (63.2) | ||
| 1 Month | Absent | 28 (100.0) | 16 (50.0) | 22 (100.0) | 16 (42.1) | 0.098 |
| Same size | 0 (0.0) | 9(28.1) | 0 (0.0) | 15 (39.5) | ||
| Decreasing | 0 (0.0) | 7(21.9) | 0 (0.0) | 7 (18.4) | ||
| 3 Months | Absent | 28 (100.0) | 22(68.8) | 22 (100.0) | 16 (43.2) | 0.453 |
| Same saize | 0 (0.0) | 2(6.3) | 0 (0.0) | 8 (21.6) | ||
| Decreasing | 0 (0.0) | 8(25.0) | 0 (0.0) | 13 (35.1) | ||
| 6 Months | Absent | 28 (100.0) | 29(93.5) | 22 (100.0) | 27 (73.0) | 0.194 |
| Decreasing | 0 (0.0) | 2(6.5) | 0 (0.0) | 10 (27.0) | ||