JAFES-Booklet (English - pdf - 1103 Kb) - MEMS
JAFES-Booklet (English - pdf - 1103 Kb) - MEMS
JAFES-Booklet (English - pdf - 1103 Kb) - MEMS
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A1c As A Screening Tool To Diagnose Diabetes<br />
Mellitus In A Rural Population-based Study<br />
Norlaila M, Nor Azmi K on behalf of the Malaysian Metabolic Syndrome Study (MSSM- UKM)*<br />
Objective: The objective of this analysis was to evaluate the clinical relevance of a single measurement<br />
of HbA1c as a screening tool for diabetes based on data derived from a small population<br />
based study.<br />
Methods: This was a cross sectional study of a rural population of five villages in Tanjung Karang.<br />
The survey was conducted from April to August 2008, involving Malaysians aged 18 and above.<br />
All subjects were randomly selected from households identified prior to the start of the study and<br />
gave their consent. Of the 543 subjects who were recruited, 382 non-diabetic subjects (70.3%)<br />
performed the 75 gram OGTT and 381 (99.7%) data were available for analysis. The sensitivity<br />
and specificity of the various levels of A1c (range from 5 till 6%) were determined against the<br />
results of the OGTT (gold standard) levels. Those with both sensitivity and specificity approaching<br />
80% were deemed to have clinical potential as a cut-off point in the screening process.<br />
Results: Based on the OGTT, 22.8% (n=87) were diagnosed with type 2 diabetes. Subjects with<br />
diabetes had higher A1c levels than subjects without diabetes (6.8 ± 2.4% vs 5.3 ± 0.4%,<br />
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