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Table 1 Severity assessment tools and recommended hospital admission criteria for patients with pneumonia

From: Validating hospital admission criteria for decision support in pneumonia

CURB-65:

Confusion (not oriented to person, place, or time)

Admission recommended for score of 2 or greater

Uremia: Blood urea nitrogen > 7 mmol/L or 9 mg/dL

Respiratory Rate: ≥ 30 breaths per minute

Blood Pressure: systolic < 90 mmHg or diastolic < 60 mmHg

Age: > 65 years

A-DROP:

Age: ≥ 70 males, ≥ 75 females

Admission recommended for score of 2 or greater

Dehydration: blood urea nitrogen ≥ 210 mg/dL

Respiratory failure: ambient SpO2 ≤ 90% or PaO2 ≤ 60 mmHg

Orientation disturbance: confusion

Pressure: systolic blood pressure ≤ 90 mmHg

SCAP:

Major criteria:

ICU admission recommended for ≥ 1 Major Criteria, OR ≥ 2 Minor Criteria

Invasive mechanical ventilation

Septic Shock with the need for vasopressors

Minor criteria:

Respiratory rate ≥ 30 breaths/minute

Multilobar involvement

PaO2:FiO2 < 250 mmHg

Confusion

Uremia: Blood urea nitrogen ≥ 20 mg/dL

Leukopenia: WBC count < 4000 cells/mm3

Thrombocytopenia (platelet count < 100,000 cells/mm3

Hypothermia (temperature ≤ 36C

Hypotension requiring aggressive fluid resuscitation

Our admission criteria:

eCURB 30-day mortality estimate ≤ 5%

Admission recommended for any of the following criteria

PaO2:FiO2 ratio < 280 mmHg

≥ 3 minor SCAP criteria

Altitude adjusted PaO2:FiO2 ratio = Actual

PaO2:FiO2/0.85