Table 1 Comparison of baseline characteristics of study patients
Variables | Total (n = 227) | No coagulopathy (n = 122) | Coagulopathy (n = 105) | P Value |
|---|---|---|---|---|
Age, years | 2.3 (0.7, 8.6) | 4.0 (1.4, 11.9) | 1.1 (0.4, 3.0) | < 0.001 |
Sex: male | 152 (67) | 78 (64) | 74 (70) | 0.366 |
Preexisting medical condition | ||||
Lung or airway disease | 46 (20) | 25 (20) | 21 (20) | 0.998 |
Neurologic condition | 34 (15) | 22 (18) | 12 (11) | 0.229 |
Gastrointestinal disorder | 27 (12) | 16 (13) | 11 (10) | 0.684 |
Prenatal condition | 24 (11) | 12 (10) | 12 (11) | 0.863 |
Congenital heart disease | 24 (11) | 11 (9) | 13 (12) | 0.545 |
Other | 54 (24) | 29 (24) | 25 (24) | 0.997 |
None | 119 (52) | 60 (49) | 59 (56) | 0.357 |
Cardiac arrest witnessed | 81 (36) | 50 (41) | 31 (30) | 0.164 |
CPR administered by bystander | 138 (61) | 78 (64) | 60 (57) | 0.376 |
Primary etiology of cardiac arrest | 0.169 | |||
Cardiac | 21 (9) | 16 (13) | 5 (5) | |
Respiratory | 170 (75) | 89 (73) | 81 (77) | |
Other | 11 (5) | 5 (4) | 6 (6) | |
Unknown | 25 (11) | 12 (10) | 13 (12) | |
Initial cardiac arrest rhythm | 0.584 | |||
Asystole | 139 (61) | 74 (61) | 65 (62) | |
Bradycardia | 11 (5) | 7 (6) | 4 (4) | |
PEA | 30 (13) | 13 (11) | 17 (16) | |
Ventricular fibrillation or tachycardia | 15 (7) | 10 (8) | 5 (5) | |
Unknown | 32 (14) | 18 (15) | 14 (13) | |
Duration of chest compressions | < 0.001 | |||
≤ 15 min | 49 (22) | 35 (29) | 14 (13) | |
> 15 to ≤ 30 min | 77 (34) | 50 (41) | 27 (26) | |
> 30 min | 91 (40) | 32 (26) | 59 (56) | |
Unable to determine | 10 (4) | 5 (4) | 5 (5) | |
Doses of epinephrine | < 0.001 | |||
≤ 2 | 79 (35) | 57 (47) | 22 (21) | |
> 2 to ≤ 4 | 65 (29) | 36 (30) | 29 (28) | |
> 4 | 63 (28) | 23 (19) | 40 (38) | |
Missing | 20 (9) | 6 (5) | 14 (13) | |
Temperature upon admission, ℃ | 35.8 (33.9, 37.3) | 36.6 (35.2, 37.5) | 34.7 (33.0, 36.1) | < 0.001 |
Hypotension upon admission | 47 (21) | 20 (16) | 27 (26) | 0.118 |
WBC upon admission, 10^9/L | 13.6 (7.9, 21.1) | 11.5 (6.9, 18.9) | 15.4 (10.0, 24.0) | < 0.001 |
Hemoglobin upon admission, g/dL | 12.4 (10.6, 13.9) | 12.6 (11.2, 14.1) | 12.2 (10.4, 13.4) | 0.017 |