Abstract
Background: Gestational Diabetes Mellitus (GDM) is defined as the glucose intolerance started or diagnosed first at pregnancy. GDM screening tests are applied as single or two-step tests. The aim of the present study is to evaluate the numbers and positiveness ratios of single or two-step screening tests. Materials and Methods: The number of GDM screening test pregnant women applied to Ankara Numune training and Research Hospital Biochemistry Clinic between years 2010-2014 were evaluated from Hospital Laboratory Information System retrospectively, and applied numbers of one and two step screening tests and positiveness ratios were evalauted fort his 5 year period. Results: 281 (18,5%) of the total 1514 tests were positive. 270 (96,1%) of this positive results were obtained by one-step test and 11 (3,9%) of them were obtained by two-step test. In year 2011, all screening tests were carried out by one-step approach. In years 2012-2014, single step approach was appplied in increasing ratios. GDM detection rate of sinle-step test was found to be higher than two-step test. Conclusion: Single step approach can be the test of choice for GDM screening as it has a higher detection rate and more comfortable fort he patient.
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