Clinical Summary of a U.S. Preventive Services Task Force Recommendation
This document is a summary of the 2008 recommendation of the U.S. Preventive Services Task Force (USPSTF) on screening for gestational diabetes mellitus. This summary is intended for use by primary care clinicians.
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|Population||Pregnant Women Who Have Not Previously Been Diagnosed With Diabetes|
|Recommendation||No Recommendation due to insufficient evidence*
Women at increased risk of developing gestational diabetes mellitus (GDM) include those who:
|Rationale for No Recommendation||
The current evidence is insufficient to assess the balance between the benefits and harms of screening women for GDM either before or after 24 weeks gestation. Harms of screening include short-term anxiety in some women with positive screening results, and inconvenience to many women and medical practices because most positive screening tests are likely false-positives.
|Suggestions for Practice||
Until there is better evidence, clinicians should discuss screening for GDM with their patients and make case-by-case decisions. The discussion should include information about the uncertain benefits and harms as well as the frequency and uncertain meaning of a positive screening test result.
If a decision is made to screen for GDM:
Most screening is conducted between 24 and 28 weeks gestation. There is little evidence about the value of earlier screening.
|Other Approaches to Prevention||
Nearly all pregnant women should be encouraged to:
|*The current evidence is insufficient to establish the balance of benefits and harms for screening for gestational diabetes mellitus, either before or after 24 weeks gestation.|
Copyright and Source Information
This document is in the public domain within the United States.
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AHRQ Publication No. 08-05115-EF-3
Current as of May 2008
U.S. Preventive Services Task Force. Screening for Gestational Diabetes Mellitus: Clinical Summary of U.S. Preventive Services Task Force Recommendation. AHRQ Publication No. 08-05115-EF-3, May 2008. http://www.uspreventiveservicestaskforce.org/uspstf08/gestdiab/gdsumm.htm