4. Studies including data on progestagen type.
| Study | Design | Outcome | Event (n)/Total (n) | ||||||||
| Non‐use | Norethindron | Levonorgestrel | Norethisterone acetate | Desogestrel | Gestodene | Norgestimate | Drospirenone | Cyproterone acetate | |||
| Dunn 1999 | Case‐control | Myocardial infarction | 386/1853 | — | 18/123 | 2/16 | 9/46 | 11/35 | — | — | — |
| Kemmeren 2002 | Case‐control | Ischemic stroke | 101/669 | — | 52/225 | — | — | — | — | — | |
| Lewis 1997 | Case‐control | Myocardial infarction | 125/397 | — | 8/41 | — | — | — | — | — | — |
| Lidegaard 2012a | Cohort | Both | * | * | * | — | * | * | * | * | * |
| Rosenberg 2001 | Case‐control | Myocardial infarction | 591/ 3301 | 11/79 | 4/46 | — | — | — | — | — | — |
| Schwartz 1997 | Case‐control | Ischemic stroke | 156/ 921 | 10/64 | — | — | — | — | 4/24 | — | — |
| Sidney 1998 | Case‐control | Myocardial infarction | 255/ 1159 | 8/60 | — | — | — | — | 3/27 | — | — |
Abbreviations: n: number.
* Adjusted effect estimates extracted