Non-sequential narrow band imaging for targeted biopsy and monitoring of gastric intestinal metaplasia

doi:10.3748/wjg.v17.i10.1336

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Mar 14, 2011; 17(10): 1336-1342
Published online Mar 14, 2011. doi: 10.3748/wjg.v17.i10.1336

Table 3 Validity scores with confidence intervals of the second endoscopic targeting biopsy for gastric intestinal metaplasia, mean (range)

Criteria	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)	LR + (%)
LBC	82.61 (68.05-91.68)	92.73 (85.74-96.58)	82.61 (68.05-91.68)	92.73 (85.74-96.58)	11.36 (5.75-22.42)
VP	21.74 (11.45-36.76)	98.15 (92.81-99.67)	83.33 (50.88-97.06)	74.65 (66.53-81.40)	11.74 (2.67-51.48)
LLC	43.48 (29.25-58.79)	99.07 (94.20-99.95)	95.24 (74.13-99.75)	80.45 (72.49-86.61)	46.95 (6.49-339.58)
ALL	91.30 (78.31-97.17)	89.09 (81.36-93.98)	77.78 (64.05-87.52)	96.07 (89.69-98.73)	8.37 (4.87-14.38)

PPV: Positive predictive value; NPV: Negative predictive value; LR +: Likelihood ratio of positive test; LBC: Light blue crest; VP: Villous pattern; LLC: Large long crest.

Citation: Rerknimitr R, Imraporn B, Klaikeaw N, Ridtitid W, Jutaghokiat S, Ponauthai Y, Kongkam P, Kullavanijaya P. Non-sequential narrow band imaging for targeted biopsy and monitoring of gastric intestinal metaplasia. World J Gastroenterol 2011; 17(10): 1336-1342
URL: https://www.wjgnet.com/1007-9327/full/v17/i10/1336.htm
DOI: https://dx.doi.org/10.3748/wjg.v17.i10.1336