Table 4. Arterial and coronary sinus blood gas analyses.
Results are presented as medians and ranges.
| Control | Isoflurane | |||||
|---|---|---|---|---|---|---|
| T15 | T30 | Control T15 vs T30 | T15 | T30 | Isoflurane T15 vs T30 | |
| Hbart (g/dl) | 9.1 (7.5–10.0) | 9.0 (7.8–10.9) | 0.51 | 9.2 (8.1–10.3) | 9.2 (7.6–11.6) | 0.91 |
| SaO2 (%) | 99 (94.1–99.6) | 99 (93.7–99.9) | 1.0 | 99 (98.7–99.7) | 99 (97.2–99.7) | 0.31 |
| PaO2 (mmHg) | 163 (71–298) | 153 (75–364) | 0.43 | 200 (124–293) | 213 (141–277) | 0.28 |
| PaCO2 (mmHg) | 46 (38–54) | 48 (39.7–51.7) | 0.08 | 43 (35–55) | 44 (34–50) | 0.82 |
| pHart | 7.35 (7.24–7.41) | 7.35 (7.22–7.38) | 0.08 | 7.35 (7.24–7.44) | 7.34 (7.28–7.45) | 1.0 |
| BEart (mmol/l) | −0.4 (−7.6–1.3) | −1.2 (−7.2–1.1) | 0.55 | −1.4 (−4.4–1.2) | −2.4 (−3.6–0.1) | 0.31 |
| SBICart (mmol/l) | 24.1 (18.2–25.5) | 23.5 (18.5–25.5) | 0.58 | 22.7 (20.7–24.2) | 22.4 (21.4–24.6) | 0.43 |
| ScsO2 (%) | 49 (23.5–82.9) | 46 (39.3–74.9) | 0.49 | 46 (29.7–74.5) | 56 (33.1–80.3) | 0.05 |
| PcsO2 (mmHg) | 26 (19–51) | 27 (24–43) | 0.70 | 27 (19–44) | 33 (22–49) | 0.006 |
| PcsCO2 (mmHg) | 56 (38–64) | 58 (48–62) | 0.06 | 54 (38–66) | 55 (40–64) | 1.0 |
| pHcs | 7.30 (7.14–7.35) | 7.30 (7.17–7.32) | 0.13 | 7.30 (7.19–7.42) | 7.28 (7.23–7.40) | 0.30 |
| BEcs (mmol/l) | 0.3 (−7.9–2.0) | −0.1 (−6.8–1.9) | 0.91 | −1.4 (−3.9–0.7) | −2.2 (−3.4–0.2) | 0.02 |
| SBICcs (mmol/l) | 23.9 (17.0–25.3) | 23.7 (18.1–25.2) | 0.84 | 22.6 (20.8–24.3) | 21.9 (21.3–24.2) | 0.03 |
| Lactatecs (mmol/l) | 1.0 (0.6–5.8) | 1.0 (0.5–5.3) | 0.16 | 1.8 (1.0–3.0) | 2.0 (0.8–2.7) | 0.39 |
| Isofluranecs (µg/dl) | 0 | 0 | 0 | 1.4 (0.8–2.3) | ||