Temporal relationships between each of two forms of GORD
| Form of GORD [1] | [1] before [2] | Simultaneous | [1] after [2] | Form of GORD [2] |
| Oesophagitis | 1752 (22%) | 3039 (39%) | 3059 (39%) | Oesophageal ulcer |
| Oesophagitis | 2500 (29%) | 3721 (44%) | 2277 (27%) | Oesophageal stricture |
| Oesophagitis | 106 (29%) | 132 (36%) | 126 (35%) | Strictured hiatus hernia |
| Oesophagitis | 6993 (19%) | 21789 (59%) | 8231 (22%) | Hiatus hernia |
| Oesophagitis | 150 (34%) | 187 (42%) | 106 (24%) | Pyrosis |
| Oesophageal ulcer | 659 (23%) | 1180 (41%) | 1061 (37%) | Oesophageal stricture |
| Oesophageal ulcer | 20 (33%) | 13 (21%) | 28 (46%) | Strictured hiatus hernia |
| Oesophageal ulcer | 1210 (22%) | 2288 (42%) | 1939 (36%) | Hiatus hernia |
| Oesophageal ulcer | 11 (34%) | 6 (19%) | 15 (47%) | Pyrosis |
| Oesophageal stricture | 69 (42%) | 51 (31%) | 44 (27%) | Strictured hiatus hernia |
| Oesophageal stricture | 1984 (32%) | 2777 (44%) | 1492 (24%) | Hiatus hernia |
| Oesophageal stricture | 14 (38%) | 9 (24%) | 14 (38%) | Pyrosis |
| Strictured hiatus hernia | 167 (42%) | 9 (2%) | 224 (56%) | Hiatus hernia |
| Strictured hiatus hernia | 2 (67%) | 0 (0%) | 1 (33%) | Pyrosis |
| Hiatus hernia | 145 (43%) | 91 (27%) | 99 (30%) | Pyrosis |









