Table 2.
Variable | All (n=35 ECMO runs) | Age ≤30 days (n=21 ECMO runs) | Age >30 days (n=14 ECMO runs) | p-value |
---|---|---|---|---|
Heparin (U/kg/h) | 34 (22–48) | 35 (25–47) | 25 (18–52) | <0.001 |
ACT (s) | 210 (195–227) | 213 (198–228) | 203 (190–221) | <0.001 |
PT (s) | 11.9 (11.1–13.6) | 12 (11.3–13.6) | 11.3 (10.7–13.7) | <0.001 |
aPTT (s) | 91.5 (66.4–128.3) | 92.7 (67.5–126.8) | 87.1 (64.1–131.4) | 0.604 |
Fibrinogen (mg/dL) | 287 (214–365) | 263 (211–345) | 336 (218–472) | <0.001 |
d-dimer (mg/L) | 6.7 (3.4–14.1) | 7.1 (3.6–14.7) | 6.2 (2.6–12.4) | 0.013 |
Anti-factor Xa (IU/mL) | 0.4 (0.2–0.6) | 0.35 (0.2–0.5) | 0.5 (0.35–0.7) | <0.001 |
AT (%) | 60 (48–72) | 57 (47–71) | 64 (55–76) | 0.007 |
Factor VIII (%) | 67 (38–94) | 58 (34–79) | 114 (83–145) | <0.001 |
Platelet count (K/mm3) | 113 (96–131) | 116 (102–134) | 102 (83–121) | <0.001 |
Hemoglobin (g/dL) | 12.5 (12.0–13.2) | 12.6 (12.1–13.2) | 12.3 (11.6–13.3) | <0.001 |
PRBC (mL/kg/day) | 28 (15–57) | 29 (15–61) | 24 (12–45) | <0.001 |
Platelets (mL/kg/day) | 29 (16–58) | 33 (18–63) | 18 (12–44) | <0.001 |
FFP (mL/kg/day) | 0 (0–16) | 0 (0–17) | 0 (0–15) | <0.001 |
Cryoprecipitate (mL/kg/day) | 0 (0–1.4) | 0 (range 0–30) | 0 (range 0–12) | <0.001 |
ACT, activated clotting time; aPTT, activated partial thromboplastin time; AT, antithrombin III; ECMO, extracorporeal membrane oxygenation; FFP, fresh frozen plasma; PRBC, packed red blood cells; PT, prothrombin time.
Data are presented as median (interquartile range) for each group of patients after the median value for each variable was calculated longitudinally for each patient.
Data are presented as median (interquartile range) for each group of patients after the median value for each variable was calculated longitudinally for each patient.