Period | Total no of endoscopies | No of new CLO cases | New CLO as a % of total endoscopies | ||
---|---|---|---|---|---|
 |  | Total | Male | Female |  |
1/1/77–31/12/81 | 6500 | 12 | 6 | 6 | 0.2 |
1/1/82–31/12/86 | 10909 | 100 | 65 | 35 | 0.9 |
1/1/87–31/12/91 | 10812 | 129 | 84 | 45 | 1.2 |
1/1/92–31/12/96 | 16500 | 257 | 168 | 99 | 1.6 |
1/1/77–31/12/96 (total) | 44721 | 508 | 323 | 185 | 1.1 |