Meta-analysis in community-oriented research.

Author(s):  
Joseph A. Durlak ◽  
Molly Pachan
2021 ◽  
pp. 009365022110037
Author(s):  
Paul J. Wright ◽  
Debby Herbenick ◽  
Bryant Paul

Pornography consumption is becoming more prevalent and may be a source of sexual learning for some users. Because popular male-female pornography rarely includes condoms, communication researchers have hypothesized that pornography use increases the likelihood of condomless sex in mixed sex encounters. A recent meta-analysis supported this prediction, but was unable to report on psychological moderators of the association due to a dearth of contingency-oriented research. The present study reports findings on U.S. adults’ exposure to pornography, perceptions of pornography’s realism, and casual condomless sex. Despite theory positing that realism perceptions moderate the relationship between sexual media use and sexual behavior, very few studies have tested pornography exposure x perceived realism interactions in general, and no previous inquiry appears to have tested this interaction in the context of pornography exposure and condom use. Results indicated that a higher range of exposure was associated with a higher likelihood of condomless sex when perceptions of pornography’s realism were high. Conversely, when perceptions of pornography’s realism were low, range of exposure was unrelated to the likelihood of condomless sex. These results were not moderated by age or gender. These findings are part of a growing literature suggesting the importance of media literacy education directed specifically at pornography.


2021 ◽  
Author(s):  
Yali Wei ◽  
Yan Meng ◽  
Na Li ◽  
Qian Wang ◽  
Liyong Chen

The purpose of the systematic review and meta-analysis was to determine if low-ratio n-6/n-3 long-chain polyunsaturated fatty acid (PUFA) supplementation affects serum inflammation markers based on current studies.


2013 ◽  
Vol 18 (1) ◽  
pp. 1-18 ◽  
Author(s):  
Robert J. Barth

Abstract Scientific findings have indicated that psychological and social factors are the driving forces behind most chronic benign pain presentations, especially in a claim context, and are relevant to at least three of the AMA Guides publications: AMA Guides to Evaluation of Disease and Injury Causation, AMA Guides to Work Ability and Return to Work, and AMA Guides to the Evaluation of Permanent Impairment. The author reviews and summarizes studies that have identified the dominant role of financial, psychological, and other non–general medicine factors in patients who report low back pain. For example, one meta-analysis found that compensation results in an increase in pain perception and a reduction in the ability to benefit from medical and psychological treatment. Other studies have found a correlation between the level of compensation and health outcomes (greater compensation is associated with worse outcomes), and legal systems that discourage compensation for pain produce better health outcomes. One study found that, among persons with carpal tunnel syndrome, claimants had worse outcomes than nonclaimants despite receiving more treatment; another examined the problematic relationship between complex regional pain syndrome (CRPS) and compensation and found that cases of CRPS are dominated by legal claims, a disparity that highlights the dominant role of compensation. Workers’ compensation claimants are almost never evaluated for personality disorders or mental illness. The article concludes with recommendations that evaluators can consider in individual cases.


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