Table 1.
Patient Characteristics by Device Type
| Variable | ECMO | HVAD | HMII | TAH | Impella | IABP | P Value |
|---|---|---|---|---|---|---|---|
| Number of patients with TCD studies | 22 | 16 | 5 | 12 | 7 | 7 | |
| Mean age (SD) (years) | 57 (11) | 55 (12) | 62 (14) | 54 (11) | 58 (12) | 60 (14) | .8 |
| Female | 5 (23) | 2 (13) | 0 (0) | 1 (8.3) | 1 (14) | 1 (14) | .3 |
| Ethnicity | |||||||
| African American | 1 (5) | 2 (13) | 1 (20) | 2 (17) | 0 (0) | 0 (0) | .7 |
| Asian | 5 (23) | 1 (6) | 0 (0) | 3 (25) | 1 (14) | 3 (43) | .2 |
| Caucasian | 12 (55) | 7 (44) | 4 (80) | 5 (42) | 5 (71) | 4 (57) | .4 |
| Hispanic | 2 (9) | 2 (31) | 0 (0) | 2 (17) | 1 (14) | 0 (0) | .5 |
| Median preimplant NYHA [IQR] (years) | 4 [4,4] | 4 [3,4] | 3.5 [3,4] | 4 [3,4] | 4 [4,4] | 3.5 [3,4] | .3 |
Note: Numbers are reported as number of patients (percent of group) unless otherwise specified.
BMI = body mass index; ECMO = extracorporeal membrane oxygenation; HMII = Heartmate II; HVAD = HeartWare ventricular assist device; IABP = intra-arterial balloon pump; IQR = interquartile range; NYHA = New York Heart Association; SD = standard deviation; TAH = total artificial heart; TCD = transcranial Doppler.