Table 2

‚ÄÉNumber of operated patients, patients still alive at follow up, and patients who completed the questionnaire at follow up, by year of surgery

Year of surgeryTotal No of patients includedStill aliveCompleted questionnaire
19954927 (55.1%)24
19964530 (66.7%)23
19974940 (81.6%)34
19987356 (76.7%)51
19999380 (86.0%)66
20008375 (90.4%)63
20019893 (94.9%)83
2002125122 (97.6%)101
Total during period615523 (85.0%)445 (72.4%)