29 June 2023 : Database Analysis
Unlocking Endocrown Restoration Expertise Among Dentists: Insights from a Multi-Center Cross-Sectional Study
Mohammed M. Al Moaleem1ACDE*, Nasser M. Al Ahmari2DFG, Saeed M. Alqahtani2BEG, Thrya S. Gadah2DFG, Amal K. Jumaymi3BG, Mansoor Shariff2ACF, Amal S. Shaiban4DG, Wafa H. Alaajam4BDG, Bandar M.A. Al Makramani1CEF, Masood A.N. Depsh5BG, Fayez Y. Almalki5BG, Nasser A. Koreri5BGDOI: 10.12659/MSM.940573
Med Sci Monit 2023; 29:e940573
Table 1 Association of knowledge with gender, level of education, country of graduation, and working place.
| Variables | Subcategory | Gender | p-value | Level of education | p-value | ||||
|---|---|---|---|---|---|---|---|---|---|
| Male | Female | Intern | Graduated <5 years of experience | Graduated >5 years experience | |||||
| From where you got information about EC? | Friends | 79 (27.7) | 189 (63.4) | 0.001MC | 154 (46.8) | 52 (38.2) | 62 (52.5) | <0.001MC | |
| College | 94 (32.9) | 52 (17.4) | 77 (23.4) | 41 (30.1) | 28 (23.7) | ||||
| Media | 91 (31.9) | 29 (9.7) | 84 (25.5) | 29 (21.3) | 7 (5.9) | ||||
| By email | 14 (4.9) | 28 (9.4) | 14 (4.2) | 14 (10.2) | 14 (11.8) | ||||
| Workshop | 7 (2.4) | 0 | 0 | 7 (5.9) | 0 | ||||
| EC restorations are indicated for? | Molar teeth | 221 (77.5) | 136 (45.6) | 0.001C | 238 (72.3) | 56 (41.1) | 63 (53.3) | <0.001C | |
| Anterior teeth | 35 (12.2) | 43 (14.4) | 35 (10.6) | 12 (8.8) | 31 (26.2) | ||||
| Premolar teeth | 14 (4.9) | 42 (14.0) | 14 (4.2) | 34 (25) | 8 (6.7) | ||||
| I don’t know | 77 (25.8) | 15 (5.2) | 42 (12.7) | 34 (25) | 16 (13.5) | ||||
| Goal of EC usage is to achieve minimally invasive preparations and to conserve existing tooth structure? | True | 242 (84.9) | 164 (55.0) | 0.001C | 252 (76.6) | 59 (43.3) | 95 (80.5) | <0.001C | |
| False | 21 (7.3) | 43 (14.4) | 21 (6.3) | 36 (26.4) | 7 (5.9) | ||||
| I don’t know | 22 (7.7) | 91 (30.5) | 56 (17) | 41 (30.1) | 16 (13.5) | ||||
| What is the finish line of EC preparation? | Butt joint | 122 (42.8) | 112 (37.5) | 0.001C | 161 (48.9) | 31 (22.7) | 42 (35.5) | <0.001C | |
| Shoulder finish line | 56 (19.6) | 59 (19.0) | 56 (17) | 31 (22.7) | 28 (23.7) | ||||
| Chamfer finish line | 56 (19.6) | 15 (5.0) | 35 (10.6) | 15 (11) | 21 (17.8) | ||||
| I don’t know | 51 (17.8) | 112 (37.5) | 77 (23.4) | 59 (43.3) | 27 (22.8) | ||||
| Material of choice for EC is all ceramic? | Yes | 213 (74.7) | 157 (52.6) | 0.001C | 231 (70.2) | 79 (58) | 60 (50.8) | <0.001C | |
| No | 35 (12.2) | 50 (16.7) | 28 (8.5) | 22 (16.1) | 35 (29.6) | ||||
| I don’t know | 37 (12.9) | 91 (30.5) | 70 (21.2) | 35 (25.7) | 23 (19.4) | ||||
| ECs are fabricated using? | CAC/CAM technology | 157 (55.0) | 148 (49.6) | 0.09C | 189 (57.4) | 63 (46.3) | 53 (44.9) | <0.001C | |
| Pressable technology | 50 (17.5) | 44 (14.7) | 28 (8.5) | 24 (17.6) | 42 (35.5) | ||||
| I don’t know | 78 (27.3) | 106 (35.5) | 112 (34.) | 57 (41.9) | 15 (12.7) | ||||
| EC design showed higher fracture resistance than conventional crown? | True | 123 (43.1) | 92 (30.8) | 0.001C | 98 (29.7) | 42 (30.8) | 75 (63.5) | <0.001C | |
| False | 63 (22.1) | 121 (40.6) | 119 (36.1) | 37 (27.2) | 28 (23.7) | ||||
| I don’t know | 99 (34.7) | 85 (28.5) | 112 (34) | 57 (41.9) | 15 (12.7) | ||||
| Recommended pulp chamber height to be left for retention of EC is… | 2 mm | 58 (20.3) | 36 (12) | 0.001C | 56 (17) | 8 (5.9) | 30 (25.4) | <0.001C | |
| 3 mm | 85 (29.8) | 135 (45.3) | 119 (36.1) | 64 (47.1) | 37 (31.3) | ||||
| 4 mm | 77 (27.0) | 57 (19.1) | 70 (21.2) | 29 (21.3) | 35 (29.6) | ||||
| I don’t know | 65 (22.8) | 70 (23.4) | 84 (25.5) | 35 (25.7) | 16 (13.5) | ||||
| If floor of pulp chamber is not completely flattened, incidence of failure of ECs will increase? | True | 157 (55) | 79 (26.5) | 0.001C | 126 (38.3) | 37 (27.2) | 73 (61.8) | <0.001C | |
| False | 63 (22.1) | 71 (23.8) | 49 (14.8) | 56 (41.2) | 29 (24.5) | ||||
| I don’t know | 65 (22.8) | 148 (49.6) | 154 (46.8) | 43 (31.6) | 16 (13.5) | ||||
| Does EC increase the rate of tooth fracture? | Always | 14 (4.9) | 42 (14) | 0.001C | 35 (10.6) | 7 (5.15%) | 14 (11.8) | <0.001C | |
| Never | 156 (54.7) | 79 (26.5) | 119 (36.1) | 52 (38.24%) | 64 (54.2) | ||||
| Sometimes | 115 (40.3) | 177 (59.4) | 175 (53.1) | 77 (56.62%) | 40 (33.9) | ||||
| Can EC be an alternative to conventional post-core? | No | 66 (23.1) | 36 (12) | 0.001C | 35 (10.6) | 39 (28.7) | 28 (23.7) | <0.001C | |
| Yes | 190 (66.6) | 199 (66.7) | 231 (70.2) | 82 (60.2) | 76 (64.4) | ||||
| I don’t know | 29 (10.1) | 63 (21.1) | 63 (19.1) | 15 (11) | 14 (11.8) | ||||
| 28 (6.2) | 7 (14.3) | 7 (20) | 0 | <0.001MC | 28 (12.1) | 7 (5.5) | 7 (3.2) | 0 | <0.001MC |
| 98 (21.8) | 8 (16.3) | 7 (20) | 33 (76.7) | 25 (10.8) | 35 (27.7) | 86 (40.3) | 0 | ||
| 214 (47.6) | 31 (63.2) | 7 (20) | 9 (20.9) | 134 (58.2) | 84 (66.6) | 50 (23.4) | 0 | ||
| 109 (24.2) | 3 (6.1) | 7 (20) | 1 (2.3) | 36 (15.6) | 0 | 70 (32.8) | 14 (100) | ||
| 0 | 0 | 7 (20) | 0 | 7 (3) | 0 | 0 | 0 | ||
| 69 (15.3) | 1 (2.1) | 0 | 8 (18.6) | <0.001C | 29 (12.6) | 35 (27.7) | 14 (6.6) | 0 | <0.001MC |
| 74 (16.4) | 10 (20.4) | 0 | 1 (2.3) | 57 (24.7) | 14 (11.1) | 21 (9.8) | 0 | ||
| 271 (60.3) | 24 (48.9) | 28 (80) | 34 (79) | 130 (56.5) | 56 (44.4) | 157 (73.7) | 14 (100) | ||
| 35 (7.8) | 14 (28.5) | 7 (20) | 0 | 14 (6) | 21 (16.6) | 21 (9.9) | 0 | ||
| 89 (19.8) | 9 (18.3) | 7 (20) | 1 (2.3) | <0.001C | 43 (18.7) | 42 (33.3) | 28 (13.2%) | 0 | <0.001MC |
| 14 (3.1) | 21 (42.8) | 7 (20) | 22 (51.1) | 15 (6.5) | 28 (22.2) | 21 (9.8) | 0 | ||
| 346 (77) | 19 (38.7) | 21 (60) | 20 (46.5) | 172 (74.7) | 56 (44.4) | 164 (77) | 14 (100) | ||
| 195 (43.4) | 15 (30.6) | 21 (60) | 3 (6.9) | <0.001C | 107 (46.5) | 14 (11.1) | 99 (46.4) | 14 (100) | <0.001MC |
| 56 (12.4) | 8 (16.3) | 0 | 7 (16.2) | 28 (12.1) | 14 (11.1) | 29 (13.6) | 0 | ||
| 128 (28.5) | 19 (38.7) | 7 (20) | 2 (4.6) | 44 (19.1) | 70 (55.5) | 49 (23.0) | 0 | ||
| 70 (15.5) | 7 (14.2) | 7 (20) | 31 (72) | 51 (22.1) | 28 (22.2) | 36 (16.9) | 0 | ||
| 89 (19.8) | 23 (46.9) | 0 | 9 (20.93) | <0.001C | 37 (16) | 49 (38.8) | 42 (19.7) | 0 | <0.001MC |
| 49 (10.9) | 21 (42.8) | 14 (40) | 1 (2.3) | 15 (6.5) | 35 (27.7) | 35 (16.4) | 0 | ||
| 311 (69.2) | 5 (10.2) | 21 (60) | 33 (76.7) | 178 (77.3) | 42 (33.3) | 136 (63.8) | 14 (100) | ||
| 249 (55.4) | 10 (20.4) | 21 (60) | 25 (58.1) | <0.001C | 143 (62.1) | 42 (33.3) | 113 (53) | 7 (50) | <0.001MC |
| 151 (33.6) | 11 (22.4) | 7 (20) | 8 (18.6) | 50 (21.7) | 56 (44.4) | 71 (33.3) | 7 (50) | ||
| 49 (10.9) | 28 (57.1) | 7 (20) | 10 (23.2) | 37 (16) | 28 (22.2) | 29 (13.6) | 0 | ||
| 159 (35.4) | 9 (18.3) | 0 | 9 (20.9) | <0.001C | 44 (19.1) | 42 (33.3) | 84 (39.4) | 14 (100) | <0.001MC |
| 139 (30.9) | 23 (46.9) | 14 (40) | 8 (18.6) | 99 (43) | 35 (27.7) | 50 (23.4) | 0 | ||
| 151 (33.6) | 17 (34.6) | 21 (60) | 26 (60.4) | 87 (37.8) | 49 (38.8) | 79 (37) | 0 | ||
| 76 (16.9) | 1 (2.0) | 0 | 17 (39.5) | <0.001C | 37 (16) | 14 (11.1) | 43 (20.1) | 0 | <0.001MC |
| 166 (36.9) | 17 (34.6) | 28 (80) | 9 (20.9) | 135 (58.7) | 28 (22.2) | 57 (26.7) | 0 | ||
| 89 (19.8) | 23 (46.9) | 7 (20) | 15 (34.8) | 21 (9.1) | 56 (44.4) | 50 (23.4) | 7 (50) | ||
| 118 (26.2) | 8 (16.3) | 0 | 2 (4.6) | 37 (16) | 28 (22.2) | 63 (29.5) | 7 (50) | ||
| 180 (40) | 9 (18.3) | 7 (20) | 10 (23.2) | <0.001C | 113 (49.1) | 21 (16.6) | 72 (33.8) | 7 (50) | <0.001MC |
| 76 (16.9) | 29 (59.1) | 21 (60) | 8 (18.6) | 36 (15.6) | 35 (27.7) | 63 (29.5) | 0 | ||
| 193 (42.9) | 11 (22.4) | 7 (20) | 25 (58.1) | 81 (35.2) | 70 (55.5) | 78 (36.6) | 7 (50) | ||
| 28 (6.2) | 28 (57.1) | 0 | 0 | <0.001C | 21 (9.1) | 7 (5.5) | 28 (13.1) | 0 | <0.001MC |
| 166 (36.9) | 9 (18.3) | 21 (60) | 32 (74.4) | 65 (28.2) | 77 (61.1) | 86 (40.3) | 7 (50) | ||
| 255 (56.7) | 12 (24.4) | 14 (40) | 11 (25.5) | 144 (62.6) | 42 (33.3) | 99 (46.4) | 7 (50) | ||
| 54 (12) | 30 (61.2) | 0 | 1 (2.3) | <0.001C | 29 (12.6) | 21 (16.6) | 42 (19.7) | 0 | <0.001MC |
| 55 (12.2) | 15 (30.6) | 14 (40) | 18 (41.8) | 32 (13.9) | 35 (27.7) | 35 (16.4) | 0 | ||
| 340 (75.7) | 4 (8.1) | 21 (60) | 24 (55.8) | 169 (73.4) | 70 (55.5) | 136 (63.8) | 14 (100) | ||
| C Chi square test; MC Chi square test with Monte Carlo simulation, * indicates statistical significance. | |||||||||