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. Author manuscript; available in PMC: 2011 Jun 20.
Published in final edited form as: Clin Gastroenterol Hepatol. 2006 Dec 6;5(1):49–58. doi: 10.1016/j.cgh.2006.09.015

Table 2.

Comparison Among PCR, Immunoblot, and Leb Binding for Evaluating BabA Status

BabA-H BabA-L BabA negative
babA gene + + +
BabA protein + weak − Lebbinding as gold standard
Leb binding + − − Sensitivity, % Specificity, %
Colombia and Japan n = 68 n = 8 n = 4
 Primer pair A 29 5 0 43 58
 Primer pair B 38 8 0 56 33
 Primer pair C 55 8 0 81 33
 Primer pair D 46 8 0 68 33
 Primer pair A–D 61 8 0 90 33
Colombia n = 33 n = 3 n = 4
 Primer pair A 12 0 0 36 100
 Primer pair B 15 3 0 45 57
 Primer pair C 26 3 0 79 57
 Primer pair D 26 3 0 79 57
 Primer pair A–D 30 3 0 91 57
Japan n = 35 n = 5 n = 0
 Primer pair A 17 5 — 49 0
 Primer pair B 23 5 — 66 0
 Primer pair C 29 5 — 83 0
 Primer pair D 20 5 — 57 0
 Primer pair A–D 31 5 — 89 0