US-CDC’s SMM | Gold standard guideline for SMMa | Zwart et al.’s SMM | EURONET-SAMM | |||||
---|---|---|---|---|---|---|---|---|
(n = 151,533) | (n = 200,090) | (n = 20,084) | (n = 87,452) | |||||
N | % | N | % | N | % | N | % | |
Acute myocardial infarction | 645 | 0.4 | ||||||
Aneurysm | 66 | 0 | ||||||
Acute renal failure | 2310 | 1.5 | ||||||
Adult respiratory distress syndrome | 610 | 0.4 | ||||||
Amniotic fluid embolism | 233 | 0.2 | ||||||
Cardiac arrest/ ventricular fibrillation | 293 | 0.2 | ||||||
Conversion of cardiac rhythm | 744 | 0.5 | ||||||
Disseminated intravascular coagulation | 15,131 | 10 | ||||||
Eclampsia | 4912 | 3.2 | ||||||
Heart failure/arrest during procedure or surgery | 5 | 0 | ||||||
Puerperal cerebrovascular disorders | 1330 | 0.9 | ||||||
Pulmonary edema/ acute heart failure | 5283 | 3.5 | ||||||
Severe anesthesia complications | 140 | 0.1 | ||||||
Sepsis | 12,016 | 7.9 | ||||||
Shock | 7798 | 5.2 | ||||||
Sickle cell anemia with crisis | 5 | 0 | ||||||
Air and thrombotic embolism | 1821 | 1.2 | ||||||
Blood product transfusion | 117,076 | 77.3 | ||||||
Hysterectomy | 7251 | 4.8 | ||||||
Temporary tracheostomy | 84 | 0.1 | ||||||
Ventilation | 3233 | 2.1 | ||||||
US-CDC’s SMM | 151,533 | 75.7 | ||||||
Prolonged postpartum length of stay* | – | – | ||||||
Maternal intensive care unit admission | 10,188 | 5.1 | ||||||
Administration of blood products (≥ 4 units) | 636 | 0.3 | ||||||
30 days readmission | 50,265 | 25.1 | ||||||
ICU admission | 10,188 | 50.7 | ||||||
Uterine rupture | 637 | 3.2 | ||||||
Eclampsia/HELLP syndrome | 5406 | 26.9 | ||||||
Major obstetric hemorrhage (≥ 4 units of blood cells; embolization or hysterectomy for MOH) | 6837 | 34.0 | ||||||
Miscellaneous (opinion of the treating obstetrician) * | – | – | ||||||
Eclampsia | 7302 | 8.4 | ||||||
Septicemia during pregnancy or labor | 15,672 | 17.9 | ||||||
Hysterectomy in the context of pregnancy | 7251 | 8.3 | ||||||
Hysterectomy associated with obstetric hemorrhage | 5839 | 6.7 | ||||||
Red blood cell transfusion associated with OH | 63,213 | 72.3 |