A client asks for and receives instructions regarding birth control methods. She elects to use a diaphragm with a spermicide. What disadvantage of using a diaphragm should be explained to the client?
1
It fails half the time when used alone.
2
It is physically uncomfortable when in place.
3
Thrombus formation and pulmonary emboli may occur.
4
Some women find insertion and removal to be objectionable.