Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Quality of life estimated by SF-36, pre- and postoperatively, in elderly and younger patients operated for LDH compared to a published age-matched reference data population* (Sullivan et al. 1994). Elderly is defi ned as those aged ≥65 years, and younger refers to the sex-matched comparison group aged 20–64. For Abbreviations, see Table 3.
