Parameter Specialists (n [%]) χ2 df P-value
Periodontists
(n = 65)
Oral surgeons
(n = 121)
The main reason for refusing immediate implant placement
Periapical lesion greater than 5 mm 63 (96.9%) 111 (91.7%) 1.855 1 0.17
Periapical lesion less than 5 mm 11 (16.9%) 16 (13.2%) 0.466 1 0.495
Periapical periodontitis (bone resorption) 12 (18.5%) 13 (10.7%) 2.165 1 0.141
Tooth extraction due to trauma, alveolar bone intact 2 (3.1%) 7 (5.8%) 0.674 1 0.412
Displaced tooth due to periodontal pathology 28 (30.8%) 47 (33.9%) 0.186 1 0.666
Implant site for IDIP selection
Non-aesthetic areas 58 (89.2%) 114 (94.2%) 1.509 1 0.219
Aesthetic areas 61 (93.8%) 120 (99.2%) 0.458 1 0.032a

aStatistically significant at P < 0.05 (chi-square [χ2] test).
IDIP = immediate dental implant placement; n = number of respondents; df = degree of freedom.