Table 1.
Demographic and baseline characteristics of patients enrolled.
| Number of subjects enrolled | Total 127 | Rabeprazole 63 | Esomeprazole 64 | P |
| Gender (%) | ||||
| Female | 62 (48.8) | 25 (39.7) | 37 (57.8) | P = 0.0511 |
| Male | 65 (51.2) | 38 (60.3) | 27 (42.2) | |
| Race (%) | ||||
| Chinese | 101 (79.5) | 52 (82.5) | 49 (76.6) | P = 0.8721 |
| Malay | 9 (7.1) | 4 (6.3) | 5 (7.8) | |
| Indian | 15 (11.8) | 6 (9.5) | 9 (14.1) | |
| Other | 2 (1.6) | 1 (1.6) | 1 (1.6) | |
| Age (yr) | ||||
| Mean (SD) | 38.9 (10.6) | 39.3 (11.2) | 38.4 (10.0) | P = 0.6292 |
| History of GERD symptoms (yr) | ||||
| Mean (SD) | 3.6 (4.5) | 3.2 (4.2) | 3.9 (4.7) | P = 0.3732 |
| Tobacco use, N (%) | ||||
| Yes | 11 (8.7) | 4 (6.3) | 7 (10.9) | P = 0.2431 |
| No | 116 (91.3) | 59 (93.7) | 57 (89.1) | |
| Alcohol use, N (%) | ||||
| Yes | 20 (15.7) | 9 (14.3) | 11 (17.2) | P = 0.4861 |
| No | 107 (84.3) | 54 (85.7) | 53 (82.8) | |
| Previous medication for reflux disease | ||||
| Yes | 77 (60.6) | 35 (55.6) | 42 (65.6) | P = 0.2791 |
| No | 50 (39.4) | 28 (44.4) | 22 (34.4) | |
| H pylori status | ||||
| Positive | 50 | 24 (45.3) | 26 (44.0) | |
| Negative | 62 | 29 (54.7) | 33 (56.0) | P = 0.953 |
| (Not available | 15 | 10 | 5 |
Test1 Fisher’s exact test; Test2 t-test; Test3 χ2 test