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 2 Validity scores with confidence intervals of the first endoscopic targeting biopsy for gastric intestinal metaplasia, mean (range)

Criteria	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)	LR + (%)
LBC	70.59 (59.57-79.72)	83.22 (75.75-88.75)	71.43 (60.37-80.49)	82.64 (75.24-88.25)	4.21 (2.85-6.21)
VP	29.41 (20.28-40.43)	97.90 (93.51-99.45)	89.28 (70.63-97.19)	70.00 (63.06-76.16)	14.02 (4.36-45.03)
LLC	17.65 (10.53-27.75)	95.10 (89.79-97.84)	68.18 (45.12-85.26)	66.02 (59.06-72.36)	3.60 (1.53-8.48)
All criteria	78.82 (68.34-86.64)	82.51 (75.08-88.16)	72.83 (62.38-81.33)	86.76 (79.63-98.73)	4.51 (3.11-6.55)

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