| Cases and mortality cases | Mortality (%) | Total person-years | Mortality density (per 100 person-years) |
---|---|---|---|---|
Total | 1362(420) | 30.84 | 3675.80 | 11.43 |
Vitamin D change | ||||
 Deficiency | 704(281) | 39.99* | 1778.96 | 15.80* |
 No deficiency to deficiency | 227(57) | 25.11 | 661.33 | 8.62 |
 Deficiency to no deficiency | 215(45) | 20.93 | 598.88 | 7.51 |
 No deficiency | 216(37) | 17.13 | 636.63 | 5.81 |