Table 3 Unadjusted and adjusted odds ratio for early coagulopathy after OHCA
Variables | Unadjusted ORs (95% CI) | P Value | Adjusted ORs (95% CI) | P Value |
|---|---|---|---|---|
Age, years | 0.88 [0.83, 0.93] | < 0.001 | 0.89 [0.83, 0.95] | 0.001 |
Primary etiology of cardiac arrest | ||||
Cardiac | 1 [Reference] | 1 [Reference] | ||
Respiratory | 2.91 [1.09, 9.23] | 0.046 | 1.55 [0.48, 5.76] | 0.481 |
Other | 3.84 [0.83, 19.54] | 0.090 | 4.87 [0.82, 31.84] | 0.086 |
Unknown | 3.47 [1.01, 13.36] | 0.056 | 1.76 [0.41, 8.17] | 0.451 |
Cardiac arrest witnessed | 0.58 [0.33, 1.02] | 0.061 | NA | |
Duration of chest compression | ||||
≤ 15 min | 1 [Reference] | 1 [Reference] | ||
> 15 to ≤ 30 min | 1.35 [0.63, 2.99] | 0.449 | 0.89 [0.37, 2.17] | 0.792 |
> 30 min | 4.61 [2.21, 10.05] | < 0.001 | 2.87 [1.24, 6.83] | 0.015 |
Unable to determine | 2.50 [0.61, 10.35] | 0.195 | 1.69 [0.34, 8.33] | 0.512 |
Doses of epinephrine | ||||
≤ 2 | 1 [Reference] | NA | ||
> 2 to ≤ 4 | 2.09 [1.05, 4.21] | 0.038 | NA | |
> 4 | 4.51 [2.24, 9.33] | < 0.001 | NA | |
Missing | 6.05 [2.14, 18.97] | 0.001 | NA | |
Temperature upon admission, ℃ | 0.69 [0.59, 0.79] | < 0.001 | 0.78 [0.66, 0.91] | 0.002 |
Hypotension upon admission | 1.77 [0.93, 3.41] | 0.086 | 1.83 [0.81, 4.22] | 0.148 |
WBC upon admission, 10^9/L | 1.05 [1.02, 1.08] | 0.002 | 1.04 [1.01, 1.08] | 0.022 |
Hemoglobin upon admission, g/dL | 0.89 [0.79, 0.98] | 0.026 | NA | |