Table 2.

Major complications stratified by GNRI classes

GNRI	All	Major complications, n(%)	Specific complications
			Atrial fibrillation and flutter	Acute gastrointestinal hemorrhage	Acidosis	Death*
> 98	48	0(0)	0	0	0	0
92 to ≤ 98	19	1(5.3)	1	0	0	0
82 to ≤ 92	27	2(7.4)	1	0	0	1
< 82	11	2(18.2)	0	1	1	0
Total	105	5(4.8)	2	1	1	1

GNRI: geriatric nutritional risk index. *Death due to multiple organ failure