Absence of Association between Preoperative Estimated Glomerular Filtration Rates and Postoperative Outcomes following Elective Gastrointestinal Surgeries: A Prospective Cohort Study

Table 3

Postoperative outcomes by eGFR.

Indications	eGFR > 60 mL/min/1.73 m^2 ()	eGFR ≤ 60 mL/min/1.73 m^2 ()	value
Post-op complications			0.644
No	280 (85)	36 (88)
Yes	49 (15)	5 (12)
Complication grades			0.812
Grade 0	280 (85)	36 (88)
Grade I	10 (3)	0 (0)
Grade II	29 (9)	4 (10)
Grade IIIA	2 (1)	0 (0)
Grade IIIB	3 (1)	1 (2)
Grade IV	4 (1)	0 (0)
Grade V	1 (0)	0 (0)
30-day readmission rate			0.596
No	301 (93)	39 (95)
Yes	23 (7)	2 (5)
Unplanned CCA			0.892
No	314 (96)	40 (98)
Yes	11 (3)	1 (2)
Postoperative setting			0.698
Ward	78 (24)	12 (29)
Short stay	57 (14)	4 (10)
ICU/HDU	54 (17)	8 (20)
Ambulatory care	149 (45)	17 (42)
Length of hospital stay, days	3.2 (2.1)	6.3 (4.2)	0.327