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| Methods | case control study | |
| Participants | 1994‐1999 606 cases / 2,942 controls (community based) age: 15‐49 y diagnosis: clinical criteria |
|
| Interventions | 1st, 2nd and 3rd generation | |
| Outcomes | Events during 1st generation 45 / 190; 2nd generation 131 / 865; 3rd generation 28 / 195. Non‐use 246 / 2,115. Adjustment for confounding: yes |
|
| Notes | Germany | |
