Percentage of women who deliver on the expected date of delivery :
Correct Answer: 4%
Description: Expected date of delivery is calculated using Naegel's rule i.e, 9 months + 7 days calculated from the 1st day of last menstrual period This rule is based on normal 28 days cycle. In case of women with longer cycle additional number of the days that the cycle extends beyond 28 days is added Based on the formula, labour stas approximately : On the expected date - 4% of cases One week on either side - 50% of cases 2 weeks earlier and one week later - 80% of cases Ref: Datta Obs 9e pg 108.
Category:
Anatomy
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now