Table 3 Independent risk factors of bone nonunion identified by logistic regression
Odds Ratio (95% Confidence Interval) | P | |
|---|---|---|
Age (+ 1 year) | 1.039(0.981,1.1) | 0.194 |
Sex (female) | 0.749(0.296,1.896) | 0.542 |
Mean HU value of L1-4 | 0.991(0.981,1.001) | 0.072 |
Smoking (yes) | 2.67(0.989,7.208) | 0.053 |
Lumbosacral fusion (yes) | 2.193(1.097,4.385) | 0.026 |
Number of fusion level (+ 1) | 1.99(1.342,2.951) | 0.001 |
L4 MF rTCSA (+ 1) | 0.791(0.082,7.585) | 0.839 |
L4 MF FI (+ 1%) | 1.04(1.004,1.078) | 0.029 |
L4 ES FI (+ 1%) | 0.988(0.948,1.03) | 0.575 |