Fig. 1From: Determination of diagnostic value (validity) leukocyte esterase (urine dipstick strip) in differentiating inflammatory arthritis from bacterial arthritistitle: How to diagnose an infection using the Dipstick bar. Tr = Trace, (+) = One plus, (++) = two plus, (+++) = tree plus. Tr and (+) are considered as negative results. (++) and (+++) are considered as positive resultsBack to article page