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. 2019 Mar 5;31(1):33–39. doi: 10.5371/hp.2019.31.1.33

Table 5. The Risk Factors of Intra-operative Fracture.

Factor Unadjusted Adjusted
OR 95% CI P-value OR 95% CI P-value
Age 1.06 0.97-1.16 0.17 1.06 0.97-1.16 0.19
BMI 0.98 0.82-1.17 0.83 0.99 0.81-1.21 0.92
CFI 0.5 0.18-1.42 0.19 0.72 0.21-2.46 0.61
Male 0.7 0.15-3.37 0.66 1.03 0.19-5.56 0.97
Supine-position 10.2 2.58-40.2 <0.01 9.71 2.37-39.8 <0.01

OR: odds ratio, CI: confidence interval, BMI: body mass index, CFI: canal flare index.