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Table 2 Basic characteristics of the study population (n = 8892)

From: Chronic gastritis in China: a national multi-center survey

 

No. of patients (%)

Age (mean ± SD)

49.4 ±13.2 (range 18 – 65)

Gender

 

  Male

4336 (48.8%)

  Female

4556 (51.2%)

Primary symptoms

 

  Epigastric pain

4709 (52.9%)

  Abdominal bloating

4328 (48.7%)

  Postprandial fullness

1268 (14.3%)

  Early satiety

1132 (12.7%)

Secondary symptoms

 

  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

 

  None

1161 (13.1%)

  1

4798 (53.9%)

  ≥ 2

2933 (32.9%)

No. of secondary symptoms

 

  None

3393 (38.2%)

  1

3480 (39.1%)

  ≥ 2

2019 (22.7%)