From: Chronic gastritis in China: a national multi-center survey
 | No. of patients (%) |
---|---|
Age (mean ± SD) | 49.4 ±13.2 (range 18 – 65) |
Gender | Â |
  Male | 4336 (48.8%) |
  Female | 4556 (51.2%) |
Primary symptoms | Â |
  Epigastric pain | 4709 (52.9%) |
  Abdominal bloating | 4328 (48.7%) |
  Postprandial fullness | 1268 (14.3%) |
  Early satiety | 1132 (12.7%) |
Secondary symptoms | Â |
  Belching | 2439 (27.4%) |
  Regurgitation | 2034 (22.9%) |
  Heartburn | 1761 (19.8%) |
  Appetite loss | 1044 (11.7%) |
  Nausea | 924 (10.4%) |
No. of primary symptoms | Â |
  None | 1161 (13.1%) |
  1 | 4798 (53.9%) |
  ≥ 2 | 2933 (32.9%) |
No. of secondary symptoms | Â |
  None | 3393 (38.2%) |
  1 | 3480 (39.1%) |
  ≥ 2 | 2019 (22.7%) |