Transcription of RESEARCH - bmj.com
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RESEARCHD etecting implausible social network effects in acne, height,and headaches: longitudinal analysisEthan Cohen-Cole, financial economist,1 Jason M Fletcher, assistant professor2 ABSTRACTO bjectiveTo investigate whether network effects can bedetected for health outcomes that are unlikely to besubject to network analysis common in network studies,such as logistic regression analysis , controlled for ownand friend s lagged health status. Analyses controlled forenvironmental of the National Longitudinal Study ofAdolescent Health (Add Health).Participants4300 to 5400 male and female adolescentswho nominated a friend in the dataset and who were bothlongitudinally outcomes, including headacheseverity, acne severity, and height self reported byrespondents in 1994-5, 1995-6, and network effects were observed in theacquisition of acne, headaches, and height.
RESEARCH Detectingimplausiblesocialnetworkeffectsinacne,height, and headaches: longitudinal analysis Ethan Cohen-Cole, financial economist,1 Jason M Fletcher, assistant professor2
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