With regard to the transmission of the Human Immunodeficiency Virus, which one of the following statements is not correct? [UPSC 2010 (CS-P)]

The chances of transmission from female to male are twice as likely as from male to female.
The chances of transmission are more if a person suffers from other sexually transmitted infections.
An infected mother can transmit the pregnancy, at childbirth and by breast feeding.
The risk of contracting infection from transfusion of infected blood is much higher than an exposure to contaminated needle.