TABLE 1.

Patient Characteristics by PGD Grade

Variable	PGD Grade 0/1 (n = 41)	PGD Grade 2/3 (n = 30)	P Value
Recipient factors
Age, y	57.9 ±11.4	54 ± 12.8	.17
Female	18 (43.9)	18 (60.0)	.27
Body mass index, kg/m²	25.2 ± 5.2	26.3 ± 5.5	.41
Body surface area, m²	1.9 ± 0.3	1.8 ± 0.2	.47
Smoking history	20 (48.8)	10 (33.3)	.29
Hypertension	17 (41.5)	11 (36.7)	.87
Diabetes	14 (34.1)	7 (23.3)	.47
Etiology of lung failure
COPD/CPFE	13 (31.7)	4 (13.3)	.13
Interstitial lung disease	10 (24.4)	6 (20.0)	.88
COVID-19 ARDS	8 (19.5)	5 (16.7)	1.00
Pulmonary arterial hypertension	6 (14.6)	6 (20.0)	.78
Connective tissue disease	2 (4.9)	5 (16.7)	.21
Other	2 (4.9)	4 (13.3)	.40
Laboratory
Hemoglobin, g/dL	12.1 ± 2.5	11.6 ± 2.3	.37
White blood cell, 1000/mm³	9.4 ± 4.0	9.4 ± 3.5	.96
Platelets, 1000/mm³	239.7 ± 98.9	284.6 ± 90.2	.05
Sodium, mEq/L	139.6 ± 2.8	139.4 ± 3.2	.80
BUN, mg/dL	14.8 ± 5.5	13.2 ± 4.8	.19
Creatinine, mg/dL	0.77 ± 0.23	0.77 ± 0.22	.99
AST, U/L	27.8 ± 22.2	24.0 ± 10.6	.39
ALT, U/L	20.3 ± 16.7	18.9 ±11.7	.69
Albumin, g/dL	3.9 ± 0.5	3.9 ± 0.5	.54
Total bilirubin, mg/dL	0.7 ± 0.5	0.5 ± 0.3	.07
INR	1.1 ± 0.3	1.1 ± 0.1	.37
Arterial blood gas
pH	7.36 ± 0.06	7.36 ± 0.08	.87
Paco₂	49.6 ± 10.6	51.2 ± 15.1	.63
Pao₂	264.1 ± 125.1	297.0 ±111.1	.27
Donor
Age, y	33.5 ± 12.5	36.0 ± 12.3	.41
Female	18 (43.9)	10 (33.3)	.51
Cause of death
Anoxia	17 (41.5)	14 (46.7)	.85
Head trauma	17 (41.5)	9 (30.0)	.46
Other	7 (17.1)	7 (23.3)	.72

Values are presented as mean ± SD or n (%). ALT, alanine aminotransferase; ARDS, acute respiratory distress syndrome; AST, aspartate aminotransferase; BUN, blood urea nitrogen; COPD, chronic obstructive pulmonary disease; COVID-19, coronavirus disease 2019; CPFE, combined pulmonary fibrosis and emphysema; INR, international normalized ratio; PGD, primary graft dysfunction.