Table 3:
ABPM results (9 years post cardiac surgery) comparing patients with vs. without post-operative AKI.
| ABPM Variables/ Abnormalities | AKI patients | Non-AKI patients |
|---|---|---|
| Wake ABPM Period | (n=8) | (n=15) |
| Mean SBP %tile | 6.6 (3.4, 21.4) | 22.2 (2.5, 55.5) |
| Mean DBP %tile | 7.3 (6.2, 12.2) | 12.8 (5.7, 31.2) |
| SBP % load | 0.0 (0.0, 1.9) | 3.7 (0.0, 12.0) |
| DBP % load | 1.9 (0.0, 4.4) | 3.7 (0.0, 7.4) |
| High SBP and/ or DBP % load | 0 (0%) | 3 (20%) |
| Mean SBP or DBP > 95%tile | 0 (0%) | 0 (0%) |
| Mean SBP Index | 0.8 (0.8, 0.8) | 0.9 (0.8, 0.9) |
| Mean DBP Index | 0.8 (0.7, 0.8) | 0.8 (0.8, 0.8) |
| Sleep ABPM Period | (n=8) | (n=15) |
| Mean SBP %tile | 22.4 (9.1, 29.8) | 32.4 (16.3, 49.9) |
| Mean DBP %tile | 21.6 (12.7, 29.7) | 28.9 (14.1, 40.0) |
| SBP % load | 0.0 (0.0, 2.5) | 0.0 (0.0, 6.3) |
| DBP % load | 0.0 (0.0, 6.9) | 0.0 (0.0, 6.3) |
| High SBP and/ or DBP % load | 0 (0%) | 1 (7%) |
| Mean SBP or DBP >95%ile | 1(13%) | 0 (0%) |
| Mean SBP Index | 0.8 (0.8, 0.8) | 0.9 (0.8, 0.9) |
| Mean DBP Index | 0.7 (0.8, 0.8) | 0.8 (0.8, 0.8) |
| % dipping SBP | 12.3 (7.7, 14.6) | 11.7 (7.7, 16.3) |
| % dipping DBP | 19.6 (16.2, 21.4) | 21.1 (17.3, 25.6) |
| Non-dipping (SBP and/ or DBP) | 3 (38%) | 6 (40%) |
Values are presented as frequency (percentage), or the median (IQR), as appropriate.
Abbreviations: AKI, Acute kidney injury; SBP, Systolic BP; DBP, Diastolic BP.