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Table 2 Discordance between UBT and histopathology findings among different patient age groups

From: A re-testing range is recommended for 13C- and 14C-urea breath tests for Helicobacter pylori infection in China

Age (years)

13C-UBT

14C-UBT

P

 

# FP

# FN

Discordance

[% (n/N)]

# FP

# FN

Discordance

[% (n/N)]

18–30

10

0

29.4 (10/34)

3

0

8.3 (3/36)

0.032

31–50

15

4

14.2 (19/134)

12

4

10.2 (16/157)

0.367

 > 50

3

3

12.2 (6/49)

19

2

28.4 (21/74)

0.045

  1. The distribution of discordant findings between both UBT assays in each age group was tested using the Fisher’s exact test, with a P value less than 0.05 considered as statistically significant
  2. FP false positive; FN false negative