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Table 1 Comparison of clinical signs and symptoms to determine community-acquired pneumonia (CAP) severity among different European medical centres compared with the United States [13], United Kingdom [1] and World Health Organization [14] guidelines

From: Comparison between diagnosis and treatment of community-acquired pneumonia in children in various medical centres across Europe with the United States, United Kingdom and the World Health Organization guidelines

Sign or symptom Guidelines European studya
PIDS-IDSA BTSb WHO
Tachypnoea c c
Chest recession/indrawing/retractions
Nasal flaring   
Cough    d
Grunting   d  
Apnoea    
Fever    
Difficulty breathing/respiratory distress   d
Low oxygen saturation
(<90 %)

(<92 %)
d
(<90 %)

(<95 %)
Abdominal pain    
General danger signs (inability to drink, vomiting, lethargy, convulsions)    d  
Altered mental status    
Cyanosis    d  
Auscultation revealing absent breath sounds with a dull percussion note or crackles  
  1. PIDS-IDSA Pediatric Infectious Diseases Society and the Infectious Diseases Society of America, BTS British Thoracic Society, WHO World Health Organization
  2. aIndications for hospitalisation, only when >50 % of medical centres reported using the parameter
  3. bRecommendations for bacterial pneumonia
  4. cRespiratory rate adjusted by age
  5. dSymptom of severe CAP