Table 4.

Postoperative Complications.

Complications	DSA (n=100)	Non-DSA (n=21)	P
Gastrointestinal dysfunction	6 (6%)	2 (9.5%)	0.626
Coronary artery disease	2 (2%)	1 (4.8%)	0.439
Pneumonia	3 (3%)	0	>0.999
Neurological deterioration	2 (2%)	1 (4.8%)	0.439
Hyperkalemia	2 (2%)	0	>0.999
Consciousness disorder	2 (2%)	0	>0.999
Others	8 (8%)	2 (9.5%)	0.684
Total	23 (23%)	4 (19%)	0.782
Inpatient mortality	3 (3%)	0	>0.999

Data expression: n, %

P-value: Fisher’s exact test