Lecture 14: Assisted Reproductive Technology Statistics

Question 1

In some cases, misuse may be ______. In others, it is _____ and for gain of perpetrator

Answer 1

Accidental; purposeful

Question 2

What is “Data Manipulation?”

Answer 2

selective reporting and making up false data

also known as fudging the data

Question 3

What is “Overgeneralization?”

Answer 3

Statistic about particular population is asserted to hold among members of a group for which original population is not represented sample.

Question 4

What does the CDC ART annual report INCLUDE?

Answer 4

All fertility treatments in which BOTH eggs and sperm are handled

Question 5

What does the CDC ART annual report DO NOT INCLUDE?

Answer 5

Treatment in which only sperm are handled or procedures in which a woman takes medicine only stimulate egg production w/o intention of having eggs retrieved

Question 6

Why was the ‘15 annual report published in late ‘17?

Answer 6

ART is success rate is based on LIVE births

Question 7

Number of cycles for the following ages:
A) <35
B) 35-37
C) 38-40
D) 41-42

Answer 7

A) 39,300
B) 19,000
C) 17,200
D) 8,900

Question 8

Percentage of cycles resulting in pregnancies of the following ages:
A) < 35
B) 35-37
C) 38-40
D) 41-42

Answer 8

A) 38.3
B) 32
C) 23.1
D) 13.7

Question 9

Percentage of cycles resulting in live births of the following ages:
A) < 35
B) 35-37
C) 38-40
D) 41-42

Answer 9

A) 33.1
B) 26.1
C) 16.9
D) 8.3

Question 10

What is “pregnancy?”

hint: there are requirements

Answer 10

1) Positive hCG at 4 weeks gestation
2) Chorionic sac present at 5-7 weeks
3) Detection of heart beat at 7 weeks
4) Live Birth

Question 11

What does the CDC define “pregnancy?”

Answer 11

Presence of chorionic sac

Question 12

What is the difference between percentage of pregnancy and percentage of live births in women under 35?

Answer 12

5. 2%

38. 3-33.1

Question 13

What is the difference between percentage of pregnancy and percentage of live births in women between 41-42?

Answer 13

5. 4%

13. 7-8.3

Question 14

What is the baseline number of women under 35%?

Answer 14

16.1%

Question 15

What is the baseline number of women from ages 41-42?

Answer 15

39.4%

Question 16

What is the percentage of women who have miscarriages older than age 44?

Answer 16

65%

Question 17

When do most miscarriages occur?

Answer 17

prior to 14 weeks gestation

Question 18

Transferring 1 embryo does guarantee a singleton birth.

T/F

Answer 18

False, it does NOT guarantee

Question 19

Transferring 2 embryos increases live birth rate by____ but increases a chance of twins or more by ______

Answer 19

4.6%; 31.5%

Question 20

What number of embryos are clinics are transferring in women?

Answer 20

4 or more

Question 21

What is the percentage of preterm births of the following:
A) twins
B) triplets
C) quadruplets

Answer 21

A) 50%
B) 90%
C) 100%

Question 22

Death within one month of birth:

_times more likely for twins and ___ times more likely for triplets than for singleton

Answer 22

7; 20

Question 23

What is “prematurity?”

Hint: there are 4 symptoms; RdsIhCpB

Answer 23

Increased risk of respiratory distress syndrome, intracranial hemorrhage, cerebral palsy and blindness

Question 24

Lifelong disabilities is over ____ % for babies weighing less than 1000 grams

Answer 24

25

Question 25

What are some Maternal complications? Which one is life-threatening? Which one(s) are common

Answer 25

- Pre-eclampsia (life-threatening) - Premature labor (c) - Placental abnormalities - Maternal hemorrhage - Gestational diabetes (c) - Anemia (c) - Excess amniotic fluid (c)

Question 26

What is "Pre-eclampsia?"

Answer 26

a condition in pregnancy characterized by high blood pressure, sometimes with fluid retention and proteinuria

Question 27

What was the youngest surviving preemie weight? What due they usually weigh that short of gestation? What is the surviving rate of preemies weighing 16oz?

Answer 27

21 weeks, 4 days - 410g (14.5 oz) - 400g (14 oz.) less than 23 weeks - 30%