Table 1.
Characteristics of the subjects n (%)
| Variables |
Control (n = 87) |
FD (n = 104) |
P value |
||||||
| Total (n = 87) | Male (n = 38) | Female (n = 49) | Total (n = 104) | Male (n = 39) | Female (n = 65) | Control vs FD | Control1 | FD1 | |
| Age (mean ± SD, yr) | 54.9 ± 12.1 | 57.4 ± 12.1 | 52.9 ± 11.8 | 50.5 ± 11.3 | 49.6 ± 11.6 | 51.3 ± 11.1 | 0.010 | 0.084 | 0.536 |
| Male | 38 (43.7) | 38 (100) | 0 | 39 ( 37.5) | 39 (100) | 0 | 0.386 | - | - |
| BMI (mean ± SD, kg/m2) | 23.1 ± 2.9 | 22.4 ± 2.9 | 22.9 ± 3.30 | 22.4 ± 3.0 | 23.3 ± 2.7 | 21.9 ± 3.4 | 0.140 | 0.482 | 0.039 |
| H. pylori | 58 (66.7) | 23 (60.5) | 35 (71.4) | 60 (57.7) | 21 (53.8) | 39 (60.0) | 0.204 | 0.360 | 0.547 |
| AG antrum | 33 (37.9) | 15 (39.5) | 18 (36.7) | 28 (26.9) | 9 (23.1) | 19 (29.2) | 0.104 | 0.794 | 0.493 |
| AG body | 13 (14.9) | 5 (13.2) | 8 (16.3) | 11 (10.6) | 4 (10.3) | 7 (10.8) | 0.365 | 0.681 | 0.999 |
| IM antrum/body | 22 (25.3) | 12 (31.6) | 10 (20.4) | 18 (17.3) | 6 (15.4) | 12 (18.5) | 0.177 | 0.234 | 0.688 |
| Smoking | 13 (14.9) | 10 (26.3) | 1 (2.0) | 24 (23.1) | 17 (43.6) | 2 (3.1) | < 0.001 | < 0.001 | < 0.001 |
| Alcohol | 20 (23.0) | 16 (42.1) | 4 (8.2) | 30 (28.8) | 21 (53.8) | 9 (13.8) | 0.342 | < 0.001 | < 0.001 |
| Gynecologic surgery2 | - | - | 13/43 (30.2) | - | - | 25/48 (52.1) | 0.171 | - | - |
| Subtype in FD | - | - | - | - | - | - | - | - | - |
| PDS | - | - | - | - | 9 (23.1) | 15 (23.1) | - | - | 0.408 |
| EPS | - | - | - | - | 6 (15.4) | 17 (26.2) | - | - | - |
| Mixed | - | - | - | - | 24 (61.5) | 33 (50.8) | - | - | - |
1
Between males and females;
2
Hysterectomy, salpingooophorectomy or cesarean section were included. Only some patients responded to this question. AG: Atrophic gastritis; BMI: Body mass index; EPS: Epigastric pain syndrome; mixed, postprandial distress syndrome and epigastric pain syndrome; FD: Functional dyspepsia; IM: Intestinal metaplasia; PDS: Postprandial distress syndrome; SD: Standard deviation; -: not available.