Time point | |||||
---|---|---|---|---|---|
Parameter | Group | 1 | 2 | 3 | 4 |
HR (beats/min) | B1 | 62 ± 10 | 60 ± 12 | 62 ± 10 | 59 ± 9 |
B2 | 70 ± 10 | 67 ± 11 | 66 ± 12 | 66 ± 11 | |
MSP (mmHg) | B1 | 90 ± 18 | 91 ± 20 | 91 ± 21 | 95 ± 20 |
B2 | 84 ± 18 | 83 ± 18 | 84 ± 20 | 86 ± 21 | |
SVRI (dynes· s/cm5 per m2) | B1 | 2511 ± 562 | 2623 ± 519 | 2392 ± 380 | 2607 ± 415 |
B2 | 2884 ± 1200 | 3021 ± 1600 | 2842 ± 1253 | 2980 ± 1160 | |
CI (l/min per m2) | B1 | 2.80 ± 0.5 | 2.69 ± 0.4 | 2.90 ± 0.5 | 2.70 ± 0.4 |
B2 | 2.46 ± 0.6 | 2.36 ± 0.6 | 2.49 ± 0.7 | 2.40 ± 0.6 | |
SVI (ml/beat per m2) | B1 | 46 ± 10 | 46 ± 8 | 47 ± 7 | 46 ± 8 |
B2 | 36 ± 8 | 36 ± 9 | 38 ± 11 | 37 ± 10 | |
PVRI (dynes·s/cm5 per m2) | B1 | 218 ± 64 | 227 ± 76 | 253 ± 77 | 242 ± 96 |
B2 | 296 ± 183 | 365 ± 228 | 320 ± 197 | 332 ± 207 | |
PaO2 (mmHg) | B1 | 75.3 ± 12 | 74.4 ± 13 | 73 ± 13 | 73 ± 12 |
B2 | 73.6 ± 13 | 72 ± 13 | 73.4 ± 10 | 70 ± 9 | |
SaO2 (%) | B1 | 95 ± 2 | 94.5 ± 2 | 94.4 ± 2 | 94.7 ± 2 |
B2 | 94.5 ± 2 | 94 ± 2 | 94.6 ± 2 | 94 ± 2 | |
Qsp/Qt (%) | B1 | 16 ± 7 | 17 ± 8 | 17 ± 7 | 16 ± 7 |
B2 | 16 ± 5 | 17 ± 6 | 16 ± 6 | 17 ± 4 |