Time point 1 | Time point 2 | Time point 3 | ||||||
---|---|---|---|---|---|---|---|---|
VivaSight™ | Bronchoscopy | VivaSight™ | Bronchoscopy | p Value | VivaSight™ | Bronchoscopy | p Value | |
pH | 7.47 (7.44–7.50) | 7.44 (7.40–7.47) | 7.44 (7.41–7.47) | 7.30 (7.27–7.34)a | < 0.001 | 7.40 (7.36–7.43)a,b | 7.26 (7.22–7.30)a,b | < 0.001 |
PaO2, kPa | 10.7 (10.1–11.3) | 11.0 (10.2–11.9) | 54.3 (45.7–62.9)a | 52.6 (44.7–60.5)a | n.s. | 50.8 (41.2–60.3)a | 51.3 (43.5–59.1)a | n.s. |
PaCO2, kPa | 5.1 (4.6–5.6) | 5.3 (4.7–5.9) | 5.3 (5.0–5.7) | 7.6 (6.7–8.4)a | < 0.001 | 5.9 (5.4–6.5) | 8.3 (7.2–9.5)a,b | < 0.001 |
Lactate, mmol/L | 0.9 (0.6–1.1) | 1.0 (0.7–1.3) | 0.8 (0.6–1.0) | 0.9 (0.6–1.2) | n.s. | 0.8 (0.6–1.0)a | 0.8 (0.6–1.1) | n.s. |
Hb, g/dl | 8.8 (8.1–9.4) | 9.0 (8.4–9.5) | 8.7 (7.9–9.4) | 8.9 (8.3–9.6) | n.s. | 8.6 (8.0–9.3) | 9.0 (8.3–9.6) | n.s. |
SaO2, % | 97 (96–98) | 96 (96–97) | 100 (100–100)a | 100 (100–100) | n.s. | 100 (100–100)a | 100 (100–100) | n.s. |
Paw, hPa | 21 (18–24) | 21 (19–23) | 22 (19–24) | 23 (21–26) | n.s. | 21 (18–25) | 23 (21–25) | n.s. |
PEEP, hPa | 7 (6–8) | 7 (6–8) | 7 (5–8) | 7 (6–7) | n.s. | 7 (6–8) | 7 (6–7) | n.s. |
etCO2, kPa | 4.9 (4.4–5.4) | 4.6 (4.1–5.1) | 4.7 (4.2–5.2) | 4.5 (3.6–5.4) | n.s. | 5.3 (4.8–5.8) | 6.4 (5.8–7.1)a,b | 0.01 |
V t , ml | 468 (388–549) | 446 (386–512) | 522 (295–749) | 250 (148–371)a | 0.001 | 390 (301 –478) | 380 (257–465) | n.s. |
MV, L/minute | 8.0 (7.2–8.9) | 9.6 (8.0–11.3) | 6.7 (5.3–8.2) | 3.5 (2.5–4.8)a | 0.002 | 7.9 (6.0–9.8) | 6.3 (4.8–7.8)a,b | n.s. |
C, ml/hPa | 54 (37–71) | 57 (41–72) | 31 (22–41)a | 24 (17–34)a | n.s. | 45 (25–65) | 29 (22–38)a | n.s. |
RR, breaths/minute | 18 (16–21) | 20 (17–23) | 19 (17–21) | 20 (18–22) | n.s. | 20 (17–22) | 21 (18–23) | n.s. |
FiO2 | 0.27 (0.23–0.30) | 0.32 (0.25–0.39) | 0.99 (0.96–1.02)a | 0.99 (0.97–1.01)a | n.s. | 0.99 (0.96–1.02)a | 0.99 (0.97–1.01)a | n.s. |
SpO2, % | 98 (97–99) | 96 (95–98) | 100 (100–100)a | 100 (99–100)a | n.s. | 100 (99–100)a | 99 (99–100)a | n.s. |
MAP, mmHg | 82 (73–92) | 83 (76–90) | 87 (79–95) | 81 (74–88) | n.s. | 88 (81–95) | 86 (81–93) | n.s. |