Numbers and percentages of first-time salpingectomy, death and end of follow-up, whatever came first after hysterectomy in three consecutive birth cohorts
| After 5 years | After 10 years | ||||||
|---|---|---|---|---|---|---|---|
| Cohort | N (%) | Salpingectomy (%) | Death (%) | End of study period (%) | Salpingectomy (%) | Death (%) | End of study period (%) |
| 1947–1951 | 2364 | 49 (2.1) | 28 (1.2) | 85 (3.6) | 70 (3.0) | 57 (2.4) | 294 (12.4) |
| 1952–1956 | 1920 | 42 (2.2) | 16 (0.8) | 173 (9.0) | 59 (3.1) | 35 (1.8) | 653 (34.0) |
| 1957–1963 | 2172 | 64 (2.9) | 10 (0.5) | 758 (34.9) | 85 (3.9) | 20 (0.9) | 1461 (67.3) |
| Total | 6456 | 155 (2.4) | 54 (0.8) | 1016 (15.7) | 214 (3.3) | 112 (1.7) | 2408 (37.3) |