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.
| Methods | case control study | |
| Participants | 2002‐2006 451 cases / 1,920 controls (community based) age: 15‐49 y diagnosis: clinical criteria |
|
| Interventions | 2nd and 3rd generation | |
| Outcomes | Events during 2nd generation 61 / 245; 3rd generation 62 / 238; Non‐use 70 / 1,215. Adjustment for confounding: yes |
|
| Notes | Austria | |
