Analysis of risk factors for C5 nerve root paralysis after posterior cervical decompression

Table 3 ROC results of multiple regression analysis factors

Variables	AUC	95 % CI	Cut-off	Sensitivity	Specificity
Gender	0.633	0.547–0.719
Foramen intervertebral width	0.617	0.516–0.718	3.350	0.676	0.589
OPLL	0.569	0.462–0.677
Preoperative cervical curvature	0.637	0.547–0.726	16.50	0.853	0.365
T2 at C4-C5	0.706	0.606–0.806

β coefficient estimation, OR odds ratio, which means the number of units increased by experimental variables, CI confidence interval, OPLL posterior longitudinal ligament

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