Table 2 Criteria used to initially identify and classify cases of near miss
Waterstone's Criteria | N | % |
|---|---|---|
Severe preeclampsia | 45 | 36.3 |
Eclampsia | 12 | 9.7 |
HELLP syndrome | 7 | 5.6 |
Severe hemorrhage | 13 | 10.5 |
Severe sepsis | 8 | 6.4 |
Uterine rupture | 1 | 0.8 |
Sub-total | 86 | 69.3 |
Mantel's Criteria | N | % |
Admission to the ICU for whatever reasons | 40 | 32.3 |
Hypovolemia requiring 5 or more units of packed red blood cells | 9 | 7.3 |
Pulmonary edema | 5 | 4.0 |
Emergency hysterectomy for any reason | 4 | 3.2 |
Admission to the ICU for sepsis | 1 | 0.8 |
Intubation and ventilation for more than 60 minutes except for general anesthesia | 1 | 0.8 |
Diabetic ketoacidosis | 1 | 0.8 |
Coma for more than 12 hours | 1 | 0.8 |
Cardio-respiratory arrest | - | - |
Peripheral O2 saturation <90% for more than 60 minutes | - | - |
Ratio Pa O2/FiO2 < 300 mmHg | - | - |
Oliguria, defined as diurese <400 ml/24 h, refractory to careful hydration or to furosemide or dopamine | - | - |
Acute urea deterioration to 15 mmol/l or creatinine >400 mmol/l | - | - |
Jaundice with preeclampsia | - | - |
Thyrotoxic crisis | - | - |
Acute thrombocytopenia requiring transfusion of platelets | - | - |
Sub-arachnoid or intra-parenchymatous hemorrhage | - | - |
Anesthetic accident: (1) severe hypotension associated with epidural or rachidian anesthesia – hypotension defined as systolic pressure <90 mmHg for more than 60 minutes; (2) failure in tracheal intubation requiring anesthetic reversion | - | - |
Sub-total | 62 | 50.0 |