Top Articles (Article-Level Metrics)

Rank Article Tweets Tweets per MonthA
Twimpact Factor (tw7)C Twindex7D
Retrieving Clinical Evidence: A Comparison of PubMed and Google Scholar for Quick Clinical Searches
Salimah Z Shariff, Shayna AD Bejaimal, Jessica M Sontrop, Arthur V Iansavichus, R Brian Haynes, Matthew A Weir, Amit X Garg
J Med Internet Res 2013;15(8):e164
(Aug 15, 2013)
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1 0.17 0.00 323 100
Stroke Experiences in Weblogs: A Feasibility Study of Sex Differences
Sukjin Koh, Andrew S Gordon, Christopher Wienberg, Sara O Sood, Stephanie Morley, Deborah M Burke
J Med Internet Res 2014;16(3):e84
(Mar 19, 2014)
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1 0.17 0.00 6 70
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Total Tweets
Tweets per Month
Tweets Influence Factor
Twimpact Factor (TWIF) tw7

A Tweets per month statistic may be artifically inflated for newly published articles

B Tweets Influence Factor (TIF): number of tweets x avg. influence of tweeters (influence is determined by how often all tweets of that person are retweeted by others)

C Twimpact Factor (TWIF) tw7: Number of mentionings in tweets (tweetations) within first 7 days after article publication (Eysenbach 2011)

D Twindex7 (Eysenbach 2011): Rank percentile of this article when its twimpact factor (tw7) is compared to 19 previously published articles. Range 0-100, with higher scores reflecting higher impact on Twitter. Articles with a Twindex greater than 75 have a 75% chance of being highly cited (top quartile by citation), articles with a Twindex less than 75 have a 7% chance to be highly cited.