Table 2.
Haemodynamics of the two groups (mean±SD)
| |
|
Baseline |
ROSC |
ROSC |
ROSC |
ROSC |
|---|---|---|---|---|---|---|
| 5 min | 30 min | 2 h | 4 h | |||
| HR (/min) |
|
|
|
|
|
|
| |
CC |
119±12 |
152±12d |
137±15d |
128±11 |
120±13 |
| |
VC |
116±13 |
149±13 d |
127±13 |
125±13 |
120±14 |
| MAP (mmHg) |
|
|
|
|
|
|
| |
CC |
101.2±10.0 |
123.1±10.5a, d |
98.5±12.5 |
113.0±10.1c |
106.0±15.8 |
| |
VC |
102.3±13.5 |
111.2±9.4c |
96.3±14.4 |
109.7±10.7 |
106.9±7.7 |
| CO (L/min) |
|
|
|
|
|
|
| |
CC |
4.26±0.44 |
3.04±0.57d |
3.18±0.43d |
3.57±0.43d |
3.86±0.43 |
| |
VC |
4.22±0.48 |
2.88±0.59d |
3.17±0.56d |
3.73±0.39c |
3.88±0.48 |
| CVP (kPa) |
|
|
|
|
|
|
| |
CC |
0.80±0.31 |
1.20±0.28d |
0.95±0.16 |
1.01±0.27 |
0.81±0.21 |
| |
VC |
0.91±0.25 |
1.13±0.24c |
0.87±0.14 |
0.88±0.15 |
0.87±0.15 |
| SVR (mN×s/cm5) |
|
|
|
|
|
|
| |
CC |
17.59±2.44 |
30.26±6.55d |
22.72±4.60 c |
23.25±2.54d |
21.60±4.76 |
| |
VC |
17.85±3.15 |
28.68±5.86d |
22.64±4.70c |
21.71±2.19c |
20.53±3.20 |
| OEF (%) |
|
|
|
|
|
|
| |
CC |
23±8 |
56±7d |
38±11d |
33±12c |
32±9c |
| VC | 22±7 | 51±9d | 44±11d | 33±10d | 31±8c |
a. p<0.05, b. p<0.01 vs. the VC group; c. p<0.05, d. p<0.01 vs. the baseline.
ROSC: restoration of spontaneous circulation, CC: continuous compressions group, VC: 30:2 cardiopulmonary resuscitation group, MAP: mean arterial pressure, CO: cardiac output, CVP: central venous pressure, SVR: systemic vascular resistance, OEF: oxygen extraction fraction.