Table 2 Correlation of various parameters with 30-day mortality
| Variables at 0 min | Median (interquartile range) | z Statistic | p Value | |
|---|---|---|---|---|
| Alive at 30 days ( n = 27) | Dead at 30 days ( n = 25) | |||
| Age (years) | 54(34.0) | 57(21.5) | −1.301 | 0.193 |
| ETCO2 (mmHg) | 32(8.5) | 25(18.5) | −3.653 | <0.001 |
| Systolic BP (mmHg) | 81(16.0) | 85(18.5) | −1.066 | 0.287 |
| Diastolic BP (mmHg) | 40(22.0) | 47(21.5) | −0.340 | 0.734 |
| MAP (mmHg) | 62(18.0) | 52(23.0) | −0.690 | 0.490 |
| Pulse rate (beat/min) | 105(27.0) | 112(34.0) | −0.937 | 0.876 |
| Respiratory rate (breaths/min) | 22(12.0) | 26(10.0) | −0.937 | 0.349 |
| SpO2(%) | 100(2.0) | 97(10.0) | −3.023 | 0.002 |
| PaCO2(mmHg) | 128(64.9) | 117(136.7) | −0.046 | 0.963 |
| Blood pH | 7.45(0.32) | 7.37(0.19) | −0.889 | 0.374 |
| PaCO2(mmHg) | 30.7(10.0) | 30.5(15.7) | −0.687 | 0.492 |
| Bicarbonate (mmol/l) | 22.4(6.3) | 18.6(8.75) | −2.208 | 0.027 |
| Base excess (mmol/l) | −3.2(6.4) | −9.5(10.0) | −2.593 | 0.010 |
| Blood lactate (mmol/l) | 1.3(1.2) | 3.3(5.1) | −4.778 | <0.001 |