Table7.

Risk Factors for Procedure Related Complications after Posterior Thoracic and Lumbar Spine Fusion –Comorbidities and Surgical Indications (Model 4)

	Odds Ratio	Lower -95%CI	LUpper -95%CI	P-Value
Comorbidity
Alcohol Abuse	0.984	0.875	1.106	0.783
Chronic Lung Disease	1.047	1.009	1.087	0.015
Congestive Heart Failure	1.721	1.593	1.859	<0.0001
Uncomplicated Diabetes Mellitus	1.06	1.017	1.105	0.006
Complicated Diabetes Mellitus	1.105	0.987	1.239	0.084
Liver Dysfunction	1.22	1.062	1.402	0.005
Coagulopathy	1.987	1.83	2.157	<0.0001
Neurologic Disorders	1.264	1.181	1.354	<0.0001
Obesity	1.133	1.078	1.192	<0.0001
Peripheral Vascular Disease	0.992	0.896	1.098	0.875
Renal Disease	1.01	0.872	1.17	0.892
Pulmonary Circulatory Disease	2.184	1.893	2.519	<0.0001
Cardiac Valvular Disorders	1.083	1.01	1.162	0.026
Electrolyte/Fluid Abnormalities	2.158	2.072	2.248	<0.0001
Metastatic Cancer	1.085	0.9	1.308	0.392
Weight Loss	1.785	1.541	2.067	<0.0001
Surgical Indication
Spinal Stenosis*	1.011	0.966	1.058	0.64
Scoliosis*	1.612	1.533	1.696	<0.0001
Spondylolisthesis*	0.971	0.916	1.029	0.321
Traumatic Indications*	0.942	0.878	1.011	0.096
Oncologic Indicatiuons*	1.213	1.027	1.433	0.023
Other Indications*	1.084	1.03	1.141	0.002
Multiple Indications*	1.071	1.037	1.105	<0.0001

^*Degenerative disc disease was used as reference.