01-31-2014, 07:19 PM
MBME 5 Q
A study is done to determine the relationship b/w the use of oral contraceptives and cervical cancer. Study subjects include 10,000 women who are using oral contraceptives and 10,000 women who have had the tubal ligation. After two years of follow up, the rate of in situ cervical cancer is 18 per 10,000 in the oral contraceptive group and 3 per 10,000 (p < 0.05) in tubal ligation group. Which of the following is the estimated relative risk of cervical cancer among users of oral contraceptives as compared with women who have had a tubal ligation ?
A- 3/18 = 0.17
B- 18/3 = 6
C- 18 - 3 = 15
D- 18+ 3 = 21
E- Indeterminable from the data given
A study is done to determine the relationship b/w the use of oral contraceptives and cervical cancer. Study subjects include 10,000 women who are using oral contraceptives and 10,000 women who have had the tubal ligation. After two years of follow up, the rate of in situ cervical cancer is 18 per 10,000 in the oral contraceptive group and 3 per 10,000 (p < 0.05) in tubal ligation group. Which of the following is the estimated relative risk of cervical cancer among users of oral contraceptives as compared with women who have had a tubal ligation ?
A- 3/18 = 0.17
B- 18/3 = 6
C- 18 - 3 = 15
D- 18+ 3 = 21
E- Indeterminable from the data given
