Table 1.
Preoperative characteristics of matched cohort.
| Matched Cohort (n = 605) | |||
|---|---|---|---|
| Variable | Prescriptive Circuit (n = 204) | Conventional Circuit (n = 401) | p-Value* |
| Age (years) | 61.3 (±12.3) | 61.9 (±23.3) | .8599 |
| BSA (m2) | 2.1 (±.28) | 2.1 (±.30) | .5008 |
| BMI (kg/m2) | 30.8 (±6.9) | 30.0 (±6.7) | .2096 |
| BUN (mg/dL) | 21.9 (±14.2) | 20.4 (±12) | .0885 |
| Pre-GFR | 72.2 (±26.5) | 72.8 (±27.2) | .7963 |
| SCr-baseline (mg/dL) | 1.3 (±1.3) | 1.3 (±1.1) | .4089 |
| Female | 148 (32%) | 128 (32%) | .7255 |
| CKD stage | |||
| 1 | 98 (48%) | 183 (46%) | .5209 |
| 2 | 64 (31%) | 118 (29%) | |
| 3 | 19 (9%) | 52 (13%) | |
| 3.5 | 9 (4%) | 28 (7%) | |
| 4 | 6 (3%) | 9 (2%) | |
| 5 | 8 (4%) | 11 (3%) | |
| DM | 68 (33%) | 160 (40%) | .1151 |
| HTN | 137 (67%) | 351 (88%) | <.0001* |
| HX RD | 41 (20%) | 23 (6%) | <.0001* |
| Emergent | 16 (8%) | 28 (7%) | .7000 |
| Redo stern. | 24 (12%) | 40 (10%) | .4986 |
DM, diabetes mellitus; HTN, hypertension; Hx RD, history of renal disease; MOD-SEV, moderate to severe; stern, sternotomy.
*
Statistical Significance. Data are Mean ± SD.