Reliability in endoscopic diagnosis of portal hypertensive gastropathy

doi:10.4253/wjge.v5.i7.323

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World Journal of Gastrointestinal Endoscopy

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1948-5190

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

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World J Gastrointest Endosc. Jul 16, 2013; 5(7): 323-331
Published online Jul 16, 2013. doi: 10.4253/wjge.v5.i7.323

Table 3 Analysis of the criteria from the New Italian Endoscopy Club classification for the presence of portal hypertension and portal hypertensive gastropathy

	Pink		Red center		Red		Red-point		Cherry-red		Black-brown
	mosaic-like pattern		mosaic-like pattern		mosaic-like pattern		lesions		spots		spots
Diagnosis	PH	PHG	PH	PHG	PH	PHG	PH	PHG	PH	PHG	PH	PHG
Sensitivity	26.00%	52.17%	16.00%	34.78%	6.00%	13.04%	28.00%	47.83%	22.00%	39.13%	2.00%	4.35%
Specificity	90.00%	92.21%	100.00%	100.00%	100.00%	100.00%	92.00%	90.91%	98.00%	96.10%	98.00%	98.70%
PPV	72.22%	66.67%	100.00%	100.00%	100.00%	100.00%	77.78%	61.11%	91.67%	75.00%	50.00%	50.00%
NPV	54.88%	86.59%	54.35%	83.70%	51.55%	79.38%	56.10%	85.37%	55.68%	84.09%	50.00%	77.55%
Accuracy	58.00%	83.00%	58.00%	85.00%	53.00%	80.00%	60.00%	81.00%	60.00%	83.00%	50.00%	77.00%
False negative	37.00%	11.00%	42.00%	15.00%	47.00%	20.00%	36.00%	12.00%	39.00%	14.00%	49.00%	22.00%
False positive	5.00%	6.00%	0.00%	0.00%	0.00%	0.00%	4.00%	7.00%	1.00%	3.00%	1.00%	1.00%
Significance	P = 0.033	P < 0.001	P = 0.003	P < 0.001	P = 0.121	P = 0.011	P = 0.009	P < 0.001	P = 0.002	P < 0.001	P = 0.753	P = 0.358
Reliability (α)	0.569¹	0.569¹	0.727²	0.727²	0.079²	0.079²	0.752²	0.752²	0.753²	0.753²	0.408¹	0.408¹

¹Unsatisfactory;

²High. PPV: Positive predictive value; NPV: Negative predictive value; PH: Portal hypertension; PHG: Portal hypertensive gastropathy.

Citation: de Macedo GFS, Ferreira FG, Ribeiro MA, Szutan LA, Assef MS, Rossini LGB. Reliability in endoscopic diagnosis of portal hypertensive gastropathy. World J Gastrointest Endosc 2013; 5(7): 323-331
URL: https://www.wjgnet.com/1948-5190/full/v5/i7/323.htm
DOI: https://dx.doi.org/10.4253/wjge.v5.i7.323