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Table 1 Criteria to identify potentially life-threatening conditions and maternal near-missa

From: Incidence and determinants of severe maternal morbidity: a transversal study in a referral hospital in Teresina, Piaui, Brazil

Severe maternal complications

 1. Severe postpartum hemorrhage

 2. Severe pre-eclampsia

 3. Eclampsia

 4. Sepsis or severe systemic infection

 5. Ruptured uterus

 6. Severe complications of abortion

Critical interventions or intensive care unit use

 1. Admission to intensive care unit

 2. Interventional radiology

 3. Laparotomy (includes hysterectomy, excludes caesarean section)

 4. Use of blood products

Near-miss criteria

 A. Clinical organ dysfunction

  1. Acute cyanosis

  2. Gasping

  3. Respiratory rate higher than 40 or lower than 6 bpm

  4. Shock

  5. Cardiac arrest

  6. Oliguria non-responsive to fluids or diuretics

  7. Any loss of consciousness lasting for more than 12 h

  8. Stroke

  9. Uncontrollable fit or status epilepticus

  10. Global paralysis

  11. Jaundice in the presence of pre-eclampsia

 B. Laboratory markers

  12. O2 saturation less than 90 % for more than 60 min

  13. PaO2/FiO2 less than 200 mmHg

  14. Creatinine more than 3.5 mg/dL

  15. Bilirubin more than 6.0 mg/dL

  16. pH less than 7.1

  17. Lactate more than 5 mEq/L

  18. Acute thrombocytopenia (<50,000 platelets)

 C. Management-based criteria

  19. Hysterectomy after infection or hemorrhage

  20. Use of continuous vasoactive drugs

  21. Cardio-pulmonary resuscitation

  22. Dialysis for acute renal failure

  23. Any non-anesthetic intubation or ventilation

  24. Transfusion of more than 5 units of blood or red cells

  1. aTerminology taken from reference [22]