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Table 1 Characteristics of studies reviewed

From: Why are people with dengue dying? A scoping review of determinants for dengue mortality

Characteristics n (%)
Number of reviewed studies 78
Total no. of individuals included in the studies  
Described number of dengue cases 1,900,499
Described number of fatal cases 8,650
Region of publication  
Americas 39 (50)
Asia 30 (38.4)
Europe 7 (9.0)
Africa 2 (2.6)
Dengue case classification used  
WHO 1997 64 (82)
WHO 2009 6 (7.7)
Othera 8 (10.3)
Type of study  
Descriptive 60 (76.9)
Analytical 12 (15.4)
Review 6 (7.7)
Source of information  
Surveillance data 3 (3.8)
Articles (for review documents) 5 (6.5)
Hospital chart and surveillance 26 (33.3)
Hospital charts 44 (56.4)
Study setting  
Hospital based 43 (55.1)
Population based 27 (34.6)
Other 8 (10.3)
Primary outcome  
General description of dengue cases 55 (70.5)
Specific description of dengue fatal cases 23 (29.5)
Described cause of death  
Only dengue 62 (79.5)
Dengue and other conditions 16 (20.5)
Overall study quality b  
Well conducted 40 (51.3)
Could be improved 38 (48.7)
  1. aDengue cases classification defined by the document’s authors and does not correspond to official WHO guidelines
  2. bQuality assessment performed according to STROBE checklist (http://www.strobe-statement.org)