Comparing diagnostic performance of Cantonese-Chinese version of Rome IV criteria and a short Reference Standard for functional dyspepsia in China

Table 4 Prevalence of organic diseases in patients meeting the questionnaire part of the Reference Standard for functional dyspepsia, compared with those who did not

Organic diseases	Met Reference Standard for FD (n = 186, questionnaire only)	Did not met Reference Standard for FD (n = 34, questionnaire only)	p values*
Erosive or reflux oesophagitis, n (%)	22 (11.8)	11 (32.4)	0.003
Barrett's oesophagus, n (%)	0 (0.0)	1 (2.9)	0.147
Gastric erosion, n (%)	3 (1.6)	1 (2.9)	0.485
H. pylori-associated gastritis, n (%)	0 (0.0)	1 (2.9)	0.148
Gastric ulcer, n (%)	1 (0.5)	3 (8.8)	0.010
Unremoved polyps, n (%)	0 (0.0)	3 (8.8)	0.003

FD, Functional dyspepsia; H. pylori, Helicobacter pylori
^*p value for Fisher exact tests for comparisons of categorical data; < 0.050 was considered statistically significant

ISSN: 1471-230X