Country/Answer | A. Metal fixed appliance | B. Esthetic ceramic appliance | C. Transparent aligners | D. As recommended by the doctor | E. None | F. I don’t know, I am not sure |
---|---|---|---|---|---|---|
Chile | 38 (5,7%) | 17 (2,5%) | 112 (16,7%) | 121 (18,0%) | 312 (46,6%) | 134 (20,0%) |
Poland | 60 (14,2%) | 27 (6,3%) | 49 (11,6%) | 104 (24,6%) | 178 (42,2%) | 55 (13,0%) |
Total | 98 (9,0%) | 44 (4,0%) | 161 (14,7%) | 225 (20,6%) | 490 (44,9%) | 189 (17,3%) |
Difference CL/PL | < 0.001 | 0.003 | 0.026 | 0.011 | 0.175 | 0.004 |