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Technical Difficulties and Evaluating e-Health Interventions

Technical Difficulties and Evaluating e-Health Interventions Letters study cohort received different statins at different doses Technical Difficulties and Evaluating throughout the study period (2003-2010). Therefore, decid- e-Health Interventions ing which statin caused which adverse effect is problematic. To the Editor In their Research Letter, Kakkar and Jacobson re- In addition, the associations of statin use with increased risk port low patient viewership of an online instructional video of dislocation/strain/sprain and maybe osteoarthritis were not describing colonoscopy preparation. Their analysis is signifi- reported previously; we have no knowledge if these findings cantly confounded by technical challenges with viewing the are related to a particular statin or to all statins as a group. Most video. The authors mention that “[t]here were no technical statin observational studies have used time-to-event analy- problems reported by those instructed to watch the video, al- sis. However, this approach is not suitable for our research though we did not inquire as to why they did not view the questions; therefore, we looked at the cumulative incidence 1(p1375) video.” At the time of writing, the training video (at http: of outcomes at the follow-up period. Time-to-event analysis //www.bmc.org/digestivedisorders.htm) is provided as a “.wsx” was not suitable for our research because the timeline of http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png JAMA Internal Medicine American Medical Association

Technical Difficulties and Evaluating e-Health Interventions

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References (5)

Publisher
American Medical Association
Copyright
Copyright 2014 American Medical Association. All Rights Reserved. Applicable FARS/DFARS Restrictions Apply to Government Use.
ISSN
2168-6106
eISSN
2168-6114
DOI
10.1001/jamainternmed.2013.12753
pmid
24493611
Publisher site
See Article on Publisher Site

Abstract

Letters study cohort received different statins at different doses Technical Difficulties and Evaluating throughout the study period (2003-2010). Therefore, decid- e-Health Interventions ing which statin caused which adverse effect is problematic. To the Editor In their Research Letter, Kakkar and Jacobson re- In addition, the associations of statin use with increased risk port low patient viewership of an online instructional video of dislocation/strain/sprain and maybe osteoarthritis were not describing colonoscopy preparation. Their analysis is signifi- reported previously; we have no knowledge if these findings cantly confounded by technical challenges with viewing the are related to a particular statin or to all statins as a group. Most video. The authors mention that “[t]here were no technical statin observational studies have used time-to-event analy- problems reported by those instructed to watch the video, al- sis. However, this approach is not suitable for our research though we did not inquire as to why they did not view the questions; therefore, we looked at the cumulative incidence 1(p1375) video.” At the time of writing, the training video (at http: of outcomes at the follow-up period. Time-to-event analysis //www.bmc.org/digestivedisorders.htm) is provided as a “.wsx” was not suitable for our research because the timeline of

Journal

JAMA Internal Medicine – American Medical Association

Published: Feb 1, 2014

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