| Questions | Gs SDSs (n = 150) | Gs NSDSs (n = 150) | Chi (P value) | |
| n (%) | n (%) | |||
| Did you know that there is a branch of dentistry called implantology? | I don’t know | 17 (11.4%) | 18 (12%) | 23.7 (0.541) |
| Yes | 133 (88.6%) | 132 (88%) | ||
| How much distance between two implants must be present during the surgical procedure? | 1 mm | 7 (4.7%) | 21 (14%) | 8.8 (0.032*) |
| 2 mm | 28 (18.7%) | 25 (16.7%) | ||
| 3 mm | 97 (64.7%) | 82 (54.7%) | ||
| 4 mm | 18 (12%) | 22 (14.7%) | ||
| How much distance between the dental implant and natural teeth must be present during the surgical procedure? | 1 - 1.5 mm | 54 (36%) | 54 (36%) | 3.9 (0.271) |
| 2 - 2.5 mm | 42 (28%) | 38 (25.3%) | ||
| 3 - 3.5 mm | 22 (14.7%) | 34 (22.7%) | ||
| 4 - 4.5 mm | 32 (21.3%) | 24 (16%) | ||
| How much distance between the dental implant and the maxillary sinus must be present during the surgical procedure? | 0 - 1 mm | 81 (54%) | 69 (46%) | 16.4 (0.001**) |
| 1.25 - 2 mm | 38 (25.3%) | 50 (33.3%) | ||
| 2.25 - 3 mm | 19 (12.7%) | 18 (12%) | ||
| 3.25 - 4 mm | 12 (8%) | 13 (8.7%) | ||
| Do you know the essential indications and essential contraindications of dental implants? | I don’t know | 43 (28.7%) | 30 (20%) | 13.5 (0.001**) |
| No | 48 (32%) | 54 (36%) | ||
| Yes | 59 (39.3%) | 66 (44%) | ||
| Do you have any experience in dental implants? | No | 75 (50%) | 107 (71.3%) | 14.3 (<0.001**) |
| Yes | 75 (50%) | 43 (28.7%) | ||