From: Microvascular reactivity and clinical outcomes in cardiac surgery
Measurements | Patients with composite complications | Patients without composite complications | P value |
---|---|---|---|
(n = 81) | (n = 151) | ||
At the end of surgery | |||
Heart rate | 80 (70–90) | 76 (66–84) | 0.074 |
SpO2, % | 100 (99–100) | 100 (100–100) | 0.111 |
Mean arterial pressure, mm Hg | 68 (64–82) | 74 (67–78) | 0.089 |
Central venous pressure, mm Hg | 10 (6–12) | 7 (5–10) | 0.002 |
Cardiac index, l/min per m2 | 2.5 (0.9) | 2.4 (0.6) | 0.311 |
Mixed venous saturation, % | 70 (7) | 72 (6) | 0.051 |
Temperature, °C | 35.8 (0.6) | 35.9 (0.6) | 0.228 |
Use of inotropes | 32 (39.5 %) | 20 (13.2 %) | <0.001 |
Use of vasopressors | 35 (43.2 %) | 45 (29.8 %) | 0.041 |
Lactate, mmol/l | 2.0 (1.2–3.2) | 1.5 (1.0–2.1) | 0.001 |
Tissue oxygen saturation, % | 78.4 (7.9) | 76.4 (8.1) | 0.061 |
VOT occlusion slope, %/min | −9.7 (2.6) | −9.6 (2.8) | 0.771 |
VOT recovery slope, %/s | 3.0 (1.6) | 3.4 (1.4) | 0.067 |
First postoperative day | |||
Heart rate | 82 (76–92) | 78 (72–86) | 0.005 |
SpO2, % | 100 (99 – 100) | 100 (100–100) | 0.669 |
Mean arterial pressure, mm Hg | 74 (68–78) | 77 (68–80) | 0.310 |
Central venous pressure, mm Hg | 8 (7–10) | 7 (5–9) | <0.001 |
Cardiac index, l/min per m2 | 2.7 (0.6) | 2.7 (0.5) | 0.857 |
Temperature, °C | 36.7 (0.7) | 36.8 (0.6) | 0.115 |
Use of inotropes | 60 (74.1 %) | 88 (58.7 %) | 0.020 |
Use of vasopressors | 27 (33.3 %) | 19 (12.6 %) | <0.001 |
Use of midazolam | 20 (24.7 %) | 7 (4.6 %) | <0.001 |
Use of remifentanil | 38 (46.9 %) | 29 (19.2 %) | <0.001 |
Tissue oxygen saturation, % | 86.5 (6.6) | 85.7 (7.5) | 0.513 |
VOT occlusion slope, %/min | −8.5 (2.7) | −10.1 (6.0) | 0.066 |
VOT recovery slope, %/s | 3.1 (1.6) | 4.0 (1.5) | 0.001 |