|
|
| NuvaRing Compared to OC: |
|
| Irregular
Bleeding |
|
| * |
| NuvaRing |
|
|
| Combined
oral |
|
| contraceptive |
|
| 1 |
| 2 |
| 3 |
| 4 |
| 5 |
| 6 |
| Cycle
Number |
| *P<0.001
for COC vs NuvaRing |
| Bjarnadottir RI, et
al. Am J Obstet Gynecol. 2002;186:389-395. |
