Table 3

Baseline Recipient Characteristics After Matching

Early Adolescent Donor Heart (Ages 10–14 yrs; n = 944)Adult Donor Heart (Ages 18–55 yrs; n = 944)p ValueSD, %
Age at transplant, yrs48.9 ± 13.848.2 ± 14.00.2325.50
Age category
 <50 yrs392 (41.53)411 (43.54)0.6432.90
 50–59 yrs318 (33.69)302 (31.99)
 ≥60 yrs234 (24.79)231 (24.47)
Female429 (45.44)437 (46.29)0.7121.70
Black race158 (16.74)156 (16.53)0.9020.60
Sex mismatch (female donor to male recipient)110 (11.65)122 (12.92)0.4003.90
Size mismatch by weight (donor weight <70% of recipient)78 (8.26)86 (9.11)0.5133.00
Size mismatch by height (donor/recipient height ratio <0.90)80 (8.47)82 (8.69)0.8690.80
Donor/recipient height ratio0.99 ± 0.070.99 ± 0.070.6771.90
Etiology of heart failure (ischemic)223 (23.62)222 (23.52)0.9570.20
History of any previous cardiac surgery119 (12.61)123 (13.03)0.7831.30
Total waitlist time, months6.0 ± 8.56.2 ± 10.30.7001.80
UNOS status 1A or old status 1 at transplant437 (46.29)442 (46.82)0.8181.10
Recipient creatinine at transplant1.2 ± 0.61.2 ± 0.70.9600.20
Recipient creatinine at transplant >1.5 mg/dl161 (17.06)147 (15.57)0.3834.00
Recipient blood type O339 (35.91)352 (37.29)0.5352.90
Recipient BMI at transplant, kg/m224.4 ± 4.624.4 ± 4.60.8870.70
Recipient BMI >30 kg/m2 at transplant124 (13.14)131 (13.88)0.6372.20
History of blood transfusion since listing151 (16.00)161 (17.06)0.5352.90
Current era (2005 onward)326 (34.53)338 (35.81)0.5632.70
Life support with inotropes458 (48.52)445 (47.14)0.5492.80
LVAD life support only at transplant75 (7.94)95 (10.06)0.1087.40
LVAD and RVAD support at transplant18 (1.91)18 (1.91)1.0000.00

Values are mean ± SD or n (%).

Abbreviations as in Table 1.