NT-proBNP (ng/L) values measured before and after surgery in relation to 1-year mortality
| All | Dead | Survivors | P value | |
| All-SAVR n = 336 | n=11 (3%) | n=325 (97%) | ||
| Preoperative | 490 (180–1120) | 1250 (960–3580) | 460 (170–1090) | <0.001 |
| Postoperative day 1 | 2580 (1540–4000) | 4770 (2680–13 600) | 2550 (1540–3840) | 0.02 |
| Postoperative day 3 | 3770 (2540–6310) | 9480 (4880–12 300) | 3730 (2460–6130) | <0.001 |
| AS (SAVR) n = 199 | n=4 (2%) | n=195 (98%) | ||
| Preoperative | 430 (170–1030) | 2415 (1120–7790) | 410 (170–990) | 0.01 |
| Postoperative day 1 | 2545 (1575–3940) | 1535 (4410–9450) | 2530 (1565–3840) | 0.01 |
| Postoperative day 3 | 3800 (2580–6520) | 7820 (6030–10 830) | 3750 (2580–6210) | 0.03 |
| AS+CABG (SAVR) n= 75 | n=6 (8%) | n=69 (92%) | ||
| Preoperative | 730 (260–1770) | 1185 (960–2600) | 720 (230–1770) | 0.04 |
| Postoperative day 1 | 3245 (1915–4730) | 4770 (2680–14 000) | 3220 (1890–4630) | 0.26 |
| Postoperative day 3 | 4675 (2780–7910) | 11 700 (10 500–12 300) | 4350 (2760–7110) | 0.04 |
| AS (TAVI) n=126 | n=16 (13%) | n=110 (87%) | ||
| Preoperative | 2030 (1030–4960) | 2525 (1465–4260) | 1990 (920–5120) | 0.87 |
| Postoperative day 1 | 3440 (1770–5320) | 4780 (1950–5750) | 3325 (1710–5220) | 0.25 |
| Postoperative day 3 | 3050 (1350–6070) | 4840 (3260–10 900) | 2615 (1345–5595) | 0.10 |
Values are given as median (25th to 75th) percentile.
AS, aortic stenosis; CABG, coronary artery bypass grafting; NT-proBNP, N-terminal pro-B-type natriuretic peptide; SAVR, surgical aortic valve replacement; TAVI, transcatheter aortic valve intervention.