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Table 1 Description of included studies

From: A systematic review of the use and effectiveness of social media in child health

Variable Total – n (%)
Total – N 25
Country of corresponding author  
Australia 1 (4)
Canada 4 (16)
China 1 (4)
Sweden 1 (4)
Taiwan 1 (4)
USA 17 (68)
Study start date – median (range) 2007 (2000 – 2011)
Study duration – median (range) 7.5 months (1 – 45)
Sample size – median (range) 51 (12 – 1349)
Publication type  
Journal article 23 (92)
Dissertation 2 (8)
Study design  
Quantitative 18 (72)
Randomized controlled trial 8 (32)
Non-randomized controlled trial 2 (8)
Before-after 2 (8)
Cross-sectional 6 (24)
Qualitative 5 (20)
Ethnography 2 (8)
Content analysis 3 (12)
Mixed methods 2 (8)
Study population  
Children (<13 years old) 9 (36)
Youth (13–18 years old) 16 (64)
Caregivers 11 (44)
Condition type  
Acute 2 (8)
Chronic 10 (40)
Health Promotion 13 (52)
Study setting  
Hospital 6 (24)
Outpatients 3 (12)
Community 16 (64)
Social media tool  
Blog 1 (4)
Twitter 1 (4)
YouTube 1 (4)
Facebook 4 (16)
Social networking site 1 (4)
Virtual world (Zora) 2 (8)
Discussion forum 17 (68)
Component of a complex intervention 16 (64)
Authors’ conclusions  
Positive 20 (80)
Neutral 5 (20)
Negative -