Study Imagine
technique 		Number of
patients 		Type I
(%) 		Type II
(%) 		Type III
(%)
Kaplanoglu et al. [4] CT 500 13.4 76.1 10.5
Bayrak et. al. [6] CBCT 225 13.8 75.1 11.1
Erdem et al. [8] CT 136 8.1 59.6 32.3
Karatay et al. [16] CT 522 30.8 66.7 2.4
Asal et al. [22] CT 300 16 67.7 16.3
Erdogan et al. [23] CT 110 10 67.7 22.3
Yenigun et al. [25] CT 184 26 56 18.9
Güler et al. [26] CT 300 26 66 8
Sari et al. [27] CT 516 20.3 51.9 27.7
Yazici et al. [28] CT 150 9.3 54 36.7
Present Study CBCT 385 17.8 71.9 10.3

CT = computed tomography; CBCT = cone-beam computed tomography.