Table 3 Demographics according to treatment group
Variable | Conservative treatment | Surgical treatment | P value |
|---|---|---|---|
Cases | 1120 | 3951 | |
Mean age (years) | 75.0 ± 4.8 | 76.5 ± 4.1 | |
Female/Male | 598/160 | 2555/1112 | |
Union | 68.8%(642/933) | 92.6%(635/686) | <0.001 |
Secondary displacement and non-union | 30%(334/1112) | 0.57%(12/2124) | <0.001 |
Avascular necrosis | 10.3%(39/380) | 7.7%(159/2074) | 0.09 |
Bed rest-related complications | 11.4%(27/237) | 4.9%(106/2149) | <0.001 |
1 year mortality | 14.7%(125/852) | 18%(598/3318) | 0.02 |
Reoperation | 22.6%(157/696) | 10.6%(336/3155) | <0.001 |