Contraceptive LNG-IUD (levonorgestrel intra-uterine device) has the cumulative pregnancy rate at 5 years of:: (A) 0.5, (B) 1, (C) 1.5, (D) 2
Answer is A. Ans. is a, i.e. 0.5Ref: Leon Speroff 7th/ed, p981LNG - IUD has a pregnancy rate of 0.2 100 women years (HWY) (here nearest is 0.5 so that is the answer).