| Value | Category |
|---|---|
| 0 | no method |
| 1 | pill |
| 2 | iud |
| 3 | condom |
| 4 | spermicides |
| 5 | condom+ spermicides |
| 6 | condom+ cal./withdrawal |
| 7 | tubal ligation |
| 8 | norplant |
| 9 | depo-provera |
| 10 | other modern met |
| 11 | calendar |
| 12 | coitus interuptus (withdrawal) |
| 13 | coitus interuptus + calendar |
| 20 | other traditional met. |
| 88 | do not remember |
| Sysmiss |