Table 2 The probability of having multiple cracks compared to having a single crack (P < 0.05).

From: Dental implant placement is a possible risk factor for the development of multiple cracks in non-endodontically treated teeth

Comparison vs. multiple cracks

Odds ration

95% CI

M-D oriented single crack

7.333

1.583, 33.967

B-L oriented single crack

14.667

2.727, 78.877

M-D or B-L oriented single crack

9.777

2.320, 41.216

  1. CI = confidence interval; M-D: mesio-distal; B-L: Bucco-lingual.