Table 5. Comparison of postoperative morbidity and mortality rates between patients with different preexisting comorbidities [presented as N (%)].

Post-op major complications	Cancer				Old CVA				Heart diseases				Arrhythmia				Lung disease				Chronic kidney disease				Liver/GI disease				ASA classification
	Y (n=10)	N (n=45)	P value		Y (n=4)	N (n=60)	P value		Y (n=2)	N (n=92)	P value		Y (n=1)	N (n=63)	P value		Y (n=5)	N (n=59)	P value		Y (n=1)	N (n=63)	P value		Y (n=19)	N (n=45)	P value		II (n=17)	III (n=46)	IV (n=1)	P value
Dysrhythmia	0 (0%)	9 (16.7%)	0.164		1 (25%)	8 (13.3%)	0.516		1 (50%)	8 (12.9%)	0.137		1 (100%)	8 (12.7%)	0.013		2 (40%)	7 (11.9%)	0.082		1 (100%)	8 (12.7%)	0.013		4 (21.1%)	5 (11.1%)	0.296		2 (11.8%)	7 (15.2%)	0 (0%)	0.938
Lung complication	1 (10%)	11 (20.4%)	0.44		2 (50%)	10 (16.7%)	0.098		1 (50%)	11 (17.7%)	0.25		1 (100%)	11 (17.5%)	0.036		1 (20%)	11 (18.6%)	0.941		1 (100%)	11 (17.5%)	0.036		5 (26.3%)	7 (15.6%)	0.314		4 (23.5%)	8 (17.4%)	0 (0%)	0.819
AKI	0 (0%)	3 (5.6%)	0.445		1 (25%)	2 (3.3%)	0.047		1 (50%)	2 (3.2%)	0.002		0 (0%)	3 (4.8%)	0.823		1 (20%)	2 (3.4%)	0.092		1 (100%)	2 (3.2%)	<0.01		0 (0%)	3 (6.7%)	0.249		1 (5.9%)	2 (4.3%)	0 (0%)	0.978
Second surgical intervention	3 (30%)	13 (24.1%)	0.691		2 (50%)	14 (23.3%)	0.233		2 (100%)	14 (22.6%)	0.013		1 (100%)	15 (23.8%)	0.081		2 (40%)	14 (23.7%)	0.42		1 (100%)	15 (23.8%)	0.081		5 (26.3%)	11 (24.4%)	0.874		3 (17.6%)	12 (26.1%)	1 (100%)	0.296
30-day mortality	0 (0%)	2 (3.7%)	0.536		0 (0%)	2 (3.3%)	0.711		0 (0%)	2 (3.2%)	0.796		0 (0%)	2 (3.2%)	0.856		0 (0%)	2 (3.4%)	0.676		0 (0%)	2 (3.2%)	0.856		1 (5.3%)	1 (2.2%)	0.523		1 (5.9%)	1 (2.2%)	0 (0%)	0.869