Table 2.

Baseline characteristics, overall cFO (at 1 week)

Demographics	cFO < 5% (N = 65)	cFO > 10% (N = 23)	P-value
Age at OHT, yrs (mean, sd)	11.9 (6.4)	1.7 (2.3)	< 0.001
Infant < 1 year at OHT	8 (12.3%)	14 (60.9%)	< 0.001
Gender
Male	30 (46.2%)	10 (43.5%)	0.83
Female	35 (53.9%)	13 (56.5%)
Race
Hispanic	35 (53.9%)	17 (73.9%)	0.09
Weight, kg (mean, sd)	44.4 (25.3)	9.3 (5.6)	< 0.001
Cyanotic lesion	15 (23.1%)	8 (34.5%)	0.27
Indications for transplant
Congenital	10 (15.4%)	8 (34.8%)	0.03
Myocarditis	2 (3.1%)	2 (8.7%)
Cardiomyopathy	40 (61.5%)	13 (56.5%)
Re-transplant failure	13 (20%)	0 (0%)
Support at transplant
VAD	16 (24.6%)	3 (13.0%)	0.25
ECLS	5 (7.7%)	1 (4.4%)	0.58
Vasoactives	7 (10.8%)	4 (17.4%)	0.41
Peri/post-transplant
Cardiopulmonary bypass (min) (mean, sd)	114.7 (58.7)	105.0 (28.9)	0.46
Aortic cross-clamp (min) (mean, sd)	70.5 (31.4)	59.3 (24.5)	0.12
Donor ischemic (min) (mean, sd)	188.7 (85.6)	221.1 (110.5)	0.18
Max VIS 72H (mean, sd)	12.1 (5.4)	15.1 (11.3)	0.42
Graft failure/postoperative ECLS	3 (4.6%)	4 (17.4%)	0.05

Bold values indicate statistical significance (p ≤ 0.05)

Baseline perioperative characteristics of patients with overall postoperative cumulative fluid overload (cFO) assessed as cumulative fluid balance up to 1-week following post-cardiac transplantation, compared to those without postoperative fluid overload without postoperative cFO at given time period

OHT orthotopic heart transplant, VAD ventricular assist device, ECLS extracorporeal life support, VIS vasoactive inotrope score at 72 h following cardiac transplantation