Table 2.
Number of root canal treatments performed according to nationality.
| Type of treatment | French (n = 183) | Spanish (n = 51) | Italian (n = 73) | Others (n = 12) | Total (n = 319) | p-Value |
|---|---|---|---|---|---|---|
| Single root canals | ||||||
| 0 (n, %) | 0 (0.00) | 1 (4.55) | 0 (0.00) | 0 (0.00) | — | — |
| 1 (n, %) | 134 (100.00) | 21 (95.45) | 39 (100.00) | 8 (100.00) | — | — |
| Total performed (%, per group) | 134 (73.22) | 21 (41.18) | 39 (53.42) | 8 (66.67) | 202 (63.32) | 0.042 |
| Biradicular root canals | ||||||
| 0 (n, %) | 2 (1.49) | 0 (0.00) | 1 (2.56) | 2 (25.00) | — | — |
| 1 (n, %) | 132 (98.51) | 22 (100.00) | 38 (97.44) | 6 (75.00) | — | — |
| Total performed (%, per group) | 132 (72.13) | 22 (43.14) | 38 (52.05) | 6 (50.00) | 198 (62.07) | ≤0.001 |
| Multiple root canals | ||||||
| 0 (n, %) | 4 (2.96) | 0 (0.00) | 2 (5.13) | 1 (12.50) | — | — |
| 1 (n, %) | 100 (74.07) | 16 (72.73) | 30 (76.92) | 6 (75.00) | — | — |
| 2 (n, %) | 31 (22.96) | 6 (27.27) | 7 (17.95) | 1 (12.50) | — | — |
| Total performed (%, per group) | 162 (88.52) | 28 (54.90) | 44 (60.27) | 8 (66.67) | 242 (75.86) | 0.484 |
Note: Frequencies represent the number (%) of students who performed the corresponding type of root canal. Kruskal–Wallis test was used to compare the number of root canal treatments performed across nationalities. p-values < 0.05 were considered statistically significant.