| how effective is a mirena iud | 0.45 | 0.1 | 6838 | 29 | 24 |
| when is mirena iud effective | 0.75 | 0.6 | 642 | 28 | 1 |
| is mirena iud effective immediately | 1.49 | 0.7 | 168 | 35 | 93 |
| how long until mirena iud is effective | 1.71 | 0.5 | 8196 | 38 | 57 |
| how long is the mirena iud effective for | 0.36 | 0.5 | 7804 | 40 | 29 |
| is mirena iud effective against fibroids | 1.01 | 1 | 4362 | 40 | 45 |
| when is mirena iud effective after insertion | 1.08 | 0.5 | 5488 | 44 | 85 |
| iud effectiveness mirena | 0.9 | 0.8 | 8029 | 24 | 83 |
| mirena iud effectiveness rate | 1.6 | 0.1 | 8154 | 29 | 35 |
| how effective is the mirena iud | 1.48 | 0.5 | 9930 | 31 | 38 |
| mirena iud length of effectiveness | 1.62 | 1 | 7410 | 34 | 57 |
