The influence of social networking sites on health behavior change: a systematic review and meta-analysis

被引:350
作者
Laranjo, Liliana [1 ]
Arguel, Amael [2 ]
Neves, Ana L. [3 ]
Gallagher, Aideen M. [4 ]
Kaplan, Ruth [5 ]
Mortimer, Nathan [4 ]
Mendes, Guilherme A. [6 ]
Lau, Annie Y. S. [2 ]
机构
[1] Univ Nova Lisboa, Portuguese Sch Publ Hlth, P-1600560 Lisbon, Portugal
[2] Univ New S Wales, Ctr Hlth Informat, Australian Inst Hlth Innovat, Sydney, NSW, Australia
[3] Univ Porto, Family Med Unit, Dept Social Sci & Hlth, Fac Med, P-4100 Oporto, Portugal
[4] Univ New S Wales, UNSW Med, Sydney, NSW, Australia
[5] Royal Hosp Women, Sydney, NSW, Australia
[6] ACES Estuario Tejo, Lisbon, Portugal
基金
英国医学研究理事会;
关键词
Social Networking Site; Social Network; Social Media; Consumer Health; Behavior Change; PHYSICAL-ACTIVITY INTERVENTION; WEIGHT-LOSS; RANDOMIZED-TRIAL; MEDIA; ONLINE; INTERNET; SPREAD; SMOKING; COMMUNICATION; TECHNOLOGY;
D O I
10.1136/amiajnl-2014-002841
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
Objective Our aim was to evaluate the use and effectiveness of interventions using social networking sites (SNSs) to change health behaviors. Materials and methods Five databases were scanned using a predefined search strategy. Studies were included if they focused on patients/consumers, involved an SNS intervention, had an outcome related to health behavior change, and were prospective. Studies were screened by independent investigators, and assessed using Cochrane's 'risk of bias' tool. Randomized controlled trials were pooled in a meta-analysis. Results The database search retrieved 4656 citations; 12 studies (7411 participants) met the inclusion criteria. Facebook was the most utilized SNS, followed by health-specific SNSs, and Twitter. Eight randomized controlled trials were combined in a meta-analysis. A positive effect of SNS interventions on health behavior outcomes was found (Hedges' g 0.24; 95% CI 0.04 to 0.43). There was considerable heterogeneity (I-2 = 84.0%; T-2 = 0.058) and no evidence of publication bias. Discussion To the best of our knowledge, this is the first meta-analysis evaluating the effectiveness of SNS interventions in changing health-related behaviors. Most studies evaluated multi-component interventions, posing problems in isolating the specific effect of the SNS. Health behavior change theories were seldom mentioned in the included articles, but two particularly innovative studies used 'network alteration', showing a positive effect. Overall, SNS interventions appeared to be effective in promoting changes in health-related behaviors, and further research regarding the application of these promising tools is warranted. Conclusions Our study showed a positive effect of SNS interventions on health behavior-related outcomes, but there was considerable heterogeneity. Protocol registration The protocol for this systematic review is registered at http://www.crd.york.ac.uk/PROSPERO with the number CRD42013004140.
引用
收藏
页码:243 / 256
页数:14
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