Table 1.
The students’ views on the DD training received and the self-assessment of the training effect
| Total | CQMU | CQTGMC | P value | |
| Please select the form of DD training you have received | ||||
| Listening to theoretical lectures in the school classroom | 238 (100.0) | 76 (100.0) | 162 (100.0) | – |
| Listening to small lectures or other forms of theoretical training in internship institutions | 66 (27.7) | 21 (27.6) | 45 (27.8) | 0.981C |
| Watching video, animation and other multimedia teaching resources | 173 (72.7) | 63 (82.9) | 110 (67.9) | 0.016*C |
| Watching a teacher’s demonstration on the tooth model | 107 (45.0) | 42 (55.3) | 65 (40.1) | 0.029*C |
| Watching a teacher’s demonstration on simulated patients | 25 (10.5) | 14 (18.4) | 11 (6.8) | 0.006*C |
| Watching a teacher’s demonstration on a real patient during the internship | 117 (49.2) | 45 (59.2) | 72 (44.4) | 0.034*C |
| Practicing on a tooth model | 70 (29.4) | 37 (48.7) | 33 (20.4) | 0.000*C |
| Practicing on simulated patients | 21 (8.8) | 5 (6.6) | 16 (9.9) | 0.403C |
| Practicing real patients during the internship | 113 (47.5) | 45 (59.2) | 68 (42.0) | 0.013*C |
| Please choose the DD training you are satisfied with | ||||
| Theoretical teaching | 214 (89.9) | 72 (94.7) | 142 (87.7) | 0.091C |
| Watching multimedia resources | 161 (67.6) | 60 (78.9) | 101 (62.3) | 0.011*C |
| Watching teacher demonstrations | 101 (42.4) | 46 (60.5) | 55 (34.0) | 0.000*C |
| Simulation exercises | 59 (24.8) | 25 (32.9) | 34 (21.0) | 0.047*C |
| Clinical practice | 58 (24.4) | 26 (34.2) | 32 (19.8) | 0.015*C |
| Please assess your current mastery of DD technology | ||||
| Level 0 | 60 (25.2) | 11 (14.5) | 49 (30.2) | 0.036*C |
| Level 1 | 112 (47.1) | 41 (53.9) | 71 (43.8) | |
| Level 2 | 49 (20.6) | 20 (26.3) | 29 (17.9) | |
| Level 3 | 17 (7.1) | 4 (5.3) | 13 (8.0) | |
| Do you think you have received adequate DD training in dental school | ||||
| Yes | 47 (19.7) | 22 (28.9) | 25 (15.4) | 0.015*C |
| No | 191 (80.3) | 54 (71.1) | 137 (84.6) | |
| Please select the areas where you would like to receive further training on DD | ||||
| Theoretical teaching | 78 (33.8) | 26 (34.2) | 52 (33.5) | 0.920C |
| Watching multimedia resources | 142 (61.5) | 43 (56.6) | 99 (63.9) | 0.285C |
| Watching teacher demonstrations | 144 (62.3) | 51 (67.1) | 93 (60.0) | 0.295C |
| Simulation exercises | 165 (71.4) | 50 (65.8) | 115 (74.2) | 0.184C |
| Clinical practice | 159 (68.8) | 49 (64.5) | 110 (71.0) | 0.317C |
| I do not need further training | 7 (2.9) | 0 (0.0) | 7 (4.3) | 0.100F |
*P<0.05.
C, p value from χ2 test; CQMU, Chongqing Medical University; CQTGMC, Chongqing Three Gorges Medical College; DD, dental dam; F, p value from Fisher’s exact Test.