Capsule 13C-urea breath test for the diagnosis of Helicobacter pylori infection

Table 4 Sensitivity, specificity and accuracy of tests for the diagnosis of H pylori infection in patients with 50- or 100-mg capsule UBT.

	Sensitivity (%)	Specificity (%)	Accuracy (%)
CLO test (n = 100)	87 (40/46)	96.3 (52/54)	92 (92/100)a
Histology (n = 100)	91.3 (42/46)	90.7 (49/54)1	91 (91/100)a
Culture (n = 100)	76.1 (35/46)b	100 (54/54)	89 (89/100)b
UBT (n = 100)	97.8 (45/46)	100 (54/54)	99 (99/100)

^aP<0.05,

^bP<0.01,

¹P = 0.057 vs UBT.