Figure 2.
Functional dyspepsia (FD) according to Rome IV, Rome III, and potential Asia criteria. In the 196 patients diagnosed with true FD according to the reference standard, 132 met the Rome IV criteria for FD, 154 met the Rome III criteria for FD, and 167 met the potential Asia criteria for FD; among 404 patients who were not diagnosed with true FD according to the reference standard, 249 met the Rome IV criteria for FD, 284 met the Rome III criteria for FD, and 358 met the potential Asia criteria for FD. Ns, no significance; *P < 0.05.