Table 2.
Left ventricular gated blood pool SPECT parameters.
| Parameter | CEPOP (n = 17) | NCEPOP (n = 40) | p-Value |
|---|---|---|---|
| EDV rest (mL) | 323 (281; 373) | 265 (242; 306) | 0.007 * |
| ESV rest (mL) | 242 (298; 293) | 198 (170; 232) | 0.006 * |
| EF rest (%) | 28 (18; 31) | 28 (23;32) | 0.33 |
| PER rest (EDV/s) | −1.18 (−1.45; −0.7) | −1.27 (−1.48; −1.0) | 0.24 |
| PSD rest (degree) | 56 (40; 72) | 57 (41; 65) | 0.75 |
| HBW rest (degree) | 228 (171; 250) | 216 (175; 258) | 0.81 |
| PE rest (%) | 76 (70; 81) | 79 (74; 86.5) | 0.35 |
| Δ EF rest-10 µg/kg/min (%) | 2.5 (1.5; 6) | 3 (−1; 7) | 0.97 |
| Δ EF rest-15 µg/kg/min (%) | 4 (1.2; 9.7) | 4 (−0.7; 8) | 0.74 |
| Δ PER rest-10 µg/kg/min (%) | 0.29 (−0.02; 0.44) | 0.18 (−0.03; 0.44) | 0.79 |
| Δ PER rest-15 µg/kg/min (%) | 0.32 (0.118; 0.55) | 0.22 (0.04; 0.46) | 0.64 |
| Δ PSD rest-10 µg/kg/min (%) | −0.5 (−4; 1.5) | −4 (−7; 1) | 0.16 |
| Δ PSD rest-15 µg/kg/min (%) | −2 (−7; 3.5) | −1.5 (−5; 1) | 0.92 |
| Δ HBW rest-10 µg/kg/min (%) | −3 (−15; 24) | −12 (−24; 4.5) | 0.12 |
| Δ HBW rest-15 µg/kg/min (%) | 0 (−16.5; 18) | −6 (19.5; 11.25) | 0.13 |
| Δ PE rest-10 µg/kg/min (%) | 1 (−1; −3.5) | −2 (−4; −1) | <0.001 * |
| Δ PE rest-15 µg/kg/min (%) | 2 (−2.7; 8.7) | −1.5 (−5; 0) | 0.01 * |
Note. EDV—end-diastolic volume; ESV—end-systolic volume; EF—ejection fraction; PER—peak ejection rate; PSD—phase standard deviation; HBW—histogram bandwidth; PE—phase entropy; Δ—stress-induces changes; CEPOP—complicated early postoperative period; NCEPOP—uncomplicated early postoperative period; *—statistically significant.