Diabetes Mellitus: Likelihood Ratios

Introduction:

See also Insulin Resistance. The gold standard for diabetes is the Oral Glucose Tolerance Test (OGTT), where blood glucose levels are measured at specified time intervals after a specified oral glucose load.

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The likelihood ratios of findings for Diabetes Mellitus are listed below. See the left navigation bar to change the display.

Good Positive and Negative Likelihood Ratios

Finding	+LR	-LR	Comments, Study
MRI	3.9	0.1	population: diabetics Study: JAMA. 2008;299(7):806-813. http://jama.ama-assn.org/cgi/content/full/299/7/806
HbA1c Duplicate	4.4	0.2	>=6.1% Study: Diabet Med. 2007 Apr;24(4):333-43. PMID: 17367307
Elevated ESR	11.3	0.3	> 70mm/hr. population: diabetics Study: JAMA. 2008;299(7):806-813. http://jama.ama-assn.org/cgi/content/full/299/7/806
Probe to Bone	6.5	0.4	population: diabetics Study: JAMA. 2008;299(7):806-813. http://jama.ama-assn.org/cgi/content/full/299/7/806
HbA1c Duplicate	12	0.4	>=6.2% Study: Diabet Med. 2007 Apr;24(4):333-43. PMID: 17367307
Ulcer > 2cm	7	0.5	population: diabetics Study: JAMA. 2008;299(7):806-813. http://jama.ama-assn.org/cgi/content/full/299/7/806
Fasting Plasma Glucose	14	0.5	>110mg/dl Study: Diabet Med. 2007 Apr;24(4):333-43. PMID: 17367307

Good Positive Likelihood Ratio

Finding	+LR	-LR	Comments, Study
Plain X-Ray	2.3	0.6	population: diabetics Study: JAMA. 2008;299(7):806-813. http://jama.ama-assn.org/cgi/content/full/299/7/806