Table 3 Death rate and subsequent parathyroidectomy rate per 1,000 person-years over time after parathyroidectomy
Days After Index Parathyroidectomy | Patients at Risk | Patients with Event | Person Years at Risk | Event Rate | Lower CI | Upper CI |
|---|---|---|---|---|---|---|
Death | ||||||
1—30 | 3,008 | 41 | 245 | 167.6 | 116.3 | 218.9 |
31—90 | 2,954 | 37 | 480 | 77.1 | 52.3 | 102.0 |
91—180 | 2,888 | 71 | 699 | 101.6 | 78.0 | 125.3 |
181—360 | 2,787 | 100 | 1,324 | 75.5 | 60.7 | 90.3 |
361—1094 | 2,581 | 251 | 2,451 | 102.4 | 89.7 | 115.1 |
Subsequent parathyroidectomy | ||||||
1—30 | 3,008 | 38 | 242 | 156.9 | 107.0 | 206.8 |
31—90 | 2,916 | NR | NR | 19.1 | 6.6 | 31.5 |
91—180 | 2,843 | 32 | 684 | 46.8 | 30.6 | 63.0 |
181—360 | 2,711 | 36 | 1,280 | 28.1 | 18.9 | 37.3 |
361—1094 | 2,478 | 30 | 2,323 | 12.9 | 8.3 | 17.5 |