Table 5.
Effect of bone cement on postoperative mortality in elderly survivors undergoing hip arthroplasty
| 7 days to 1 year | 30 days to 1 year | 180 days to 1 year | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Event | % | P | Event | % | P | Event | % | P | |
| All | 4,327 | 16.8 | 3,675 | 14.7 | 1,577 | 6.9 | |||
| Fixation method | 0.024 | 0.157 | 0.452 | ||||||
| Cemented | 2,130 | 17.4 | 1,788 | 15.0 | 763 | 7.0 | |||
| Uncemented | 21,97 | 16.3 | 1,887 | 14.4 | 814 | 6.8 | |||
Note: 1. the survivors in the first 7, 30, 180 days were followed up to 1 year for postoperative mortality
2. Distribution among groups was analysed by the log-rank test