TY - JOUR T1 - Letter JF - Evidence Based Medicine JO - Evid Based Med SP - 61 LP - 61 DO - 10.1136/ebm.10.2.61 VL - 10 IS - 2 AU - David A. Nardone Y1 - 2005/04/01 UR - http://ebm.bmj.com/content/10/2/61.1.abstract N2 - I read with interest the commentary by Doust in the 2004 Sep/Oct issue.1 I concur that the laboratory evaluation of vaginitis, in general, is superior to individual historical and physical findings. However, 3 additional points deserve emphasis. Firstly, evaluating combinations of clinical findings for calculating likelihood ratios (LRs) would be helpful, as combinations have been evaluated in at least 1 other clinical entity.2 Secondly, evaluating LRs … ER -