Journal of Dental Rehabilitation and Applied Science:eISSN 2384-4272 pISSN 2384-4353

Table. 2.

Table. 2.

Occlusal wear patterns depending on type of teeth with palatal side abfractions (Parts defined in Fig. 1)

Total teeth Part 1 Part 2 Part 3 Part 4 Part 5 P
1st premolar 60 19 (31.7%) 56 (93.3%) 52 (86.7%) 52 (86.7%) 38 (63.3%) < 0.000a
2nd premolar 61 11 (18.0%) 58 (95.1%) 61 (100.0%) 57 (93.4%) 47 (77.0%) < 0.000b
1st molar 131 23 (17.6%) 129 (98.5%) 130 (99.2%) 128 (97.7%) 117 (80.5%) < 0.000c
2nd molar 56 6 (10.7%) 53 (94.6%) 55 (98.2%) 56 (100.0%) 52 (92.9%) < 0.000d

Chi-square test, α = 0.05.

X2: 77.553, df = 4;
X2: 157.218, df = 4;
X2: 417.395, df = 4;
X2: 201.497, df = 4.
J Dent Rehabil Appl Sci 2019;35:153-9 https://doi.org/10.14368/jdras.2019.35.3.153
© 2019 J Dent Rehabil Appl Sci