Table 2.
Cardiac hemodynamic parameters measured semi-invasively in patients undergoing pericardiectomy (n=30)
| Haemodynamic parameters | Time of measurement | |||||
|---|---|---|---|---|---|---|
| Preoperative | Immediate postoperative (on operation table) | 24 h postoperative | 48 h postoperative | 72 h postoperative | At discharge | |
| Pulse rate (beat/min) | 106±16.24 (82-140) | 112±12.15 (90-133) | 116±20.66 (87-162) | 115±19.51 (90-170) | 115.92±19.21 (90-162) | 107.08±15.87 (78-130) |
| P | 0.041 | 0.004 | 0.061 | 0.033 | 0.81 | |
| Mean arterial pressure (mmHg) | 85±12.9 (68-117) | 79.6±18.8 (45-118) | 84.92±13.35 (53-112) | 89.23±14.17 (54-118) | 88±13.10 (54-110) | 86.5±11.23 (54-95) |
| P | 0.38 | 0.97 | 0.33 | 0.44 | 0.72 | |
| Central venous pressure (mmHg) | Median 17 (12-28) | Median 12 (8-23) | Median 7 (4-17) | Median 7 (4-10) | Median 6 (4-8) | Median 6 (4-8) |
| P | 0.004 | 0.001 | 0.001 | 0.002 | 0.002 | |
| CO (L/min/m2) | 4.7±0.95 (3-6.6) | 5.8±1.82 (3.1-8.6) | 6.16±1.30 (4-8.2) | 6.65±1.60 (4.1-9.6) | 11.9±19.2 (4.2-7.6) | 6.8±1.32 (5.1-5.4) |
| P | 0.008 | 0.001 | 0.001 | 0.17 | 0.001 | |
| CI (L/min/m2) | 2.9±0.79 (1.5-4.2) | 3.7±1.30 (1.9-6.2) | 3.9±0.76 (2.8-5) | 4.2±0.92 (2.6-5.6) | 4.2±1.00 (2.5-6.1) | 4.5±0.977 (3.1-6.4) |
| P | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | |
| SV (mL/beat) | 52.30±12.62 (31-72) | 46±15.0 (24-70) | 54.46±14.59 (28-92) | 52±16.2 (29-88) | 54.15±1875 (31-97) | 56.08±18.30 (31-97) |
| P | 0.17 | 0.57 | 0.94 | 0.69 | 0.39 | |
| SVI (mL/beat/m2) | 35.07±10.02 (20-56) | 32.92±9.71 (19-53) | 34.76±8.91 (20-50) | 31.23±10.24 (19-48) | 32.46±13.16 (19-66) | 33.75±3.02 (19-86) |
| P | 0.49 | 0.90 | 0.17 | 0.36 | 0.66 | |
| SVV (%) | Median 18 (12-55) | Median 14 (11-42) | Median 11 (9-40) | Median 10 (8-34) | Median 10 (8-17) | Median 9.5 (7-17) |
| P | 0.83 | 0.88 | 0.18 | 0.11 | 0.09 | |
| SVR (dynes/s/cm5) | 1221.08±329.37 (730-1684) | 950.08±265.92 (559-1684) | 1033.66±3222.97 (385-1520) | 1034.58±368.51 (356-1612) | 1019.41±319.17 (556-1580) | 1003±335.93 (356-1580) |
| P | 0.001 | 0.001 | 0.010 | 0.008 | 0.002 | |
| SVRI (dynes/s/cm5/m2) | 1762.167±678.89 (946-2826) | 1410.83±549.80 (680-2283) | 1282.66±418.54 (551-2474) | 1344.58±555.20 (542-2474) | 1318.58±504 (542-2146) | 1225.45±462.18 (542-2063) |
| P | 0.001 | 0.001 | 0.010 | 0.008 | 0.002 | |
| DO2 (mL/min) | 841±246 (471-1266) | 980.61±377 (422-1907) | 1069.38±237.92 (748-1580) | 1163.38±244 (817-1640) | 1166.46±273.41 (753-1708) | 1167.75±255.87 (860-1708) |
| P | 0.20 | 0.009 | 0.001 | 0.001 | 0.001 | |
| DO2I (mL/min/m2) | Median 537 (280-699) | Median 635 (278-1386) | Median 734 (481-1362) | Median 803 (534-1214) | Median 803 (448-1418) | Median 804 (527-1418) |
| P | 0.17 | 0.006 | 0.002 | 0.002 | 0.003 | |
Data are presented as mean±SD (range). CO: Cardiac output, CI: Cardiac index, SVR: Systemic vascular resistance, SVRI: Systemic vascular resistance index, SV: Stroke volume, SVV: Stroke volume variance, DO2: Tissue oxygen delivery, DO2I: Tissue oxygen delivery index, SD: Standard deviation, SVI: Stroke volume index