Question 1

Missing data is concerning if it exceeds ___ percent.

Accepted Answer

20

Question 2

The subject Aston in the Placebo group had an Oswestry score of ___ at 1 month.

Accepted Answer

12

Question 3

Berg's Oswestry Disability Index measurement at 6 months was ___.

Accepted Answer

20

Question 4

In Per Protocol Analysis, only those who ___ the study are analyzed.

Accepted Answer

completed

Question 5

The subject named ___ in the Placebo group had an Oswestry score of 34 at 6 months.

Accepted Answer

Marsh

Question 6

Marks' Oswestry Disability Index measurement at 1 month was ___ and at 6 months was ___.

Accepted Answer

22, 24

Question 7

The subject 'Marks' in the treatment group had an Oswestry Disability Index measurement of ___ at baseline and ___ at 1 month.

Accepted Answer

60, 22

Question 8

The Oswestry score at 1 month for the subject Berg in the Treatment group is ___ (missing data).

Accepted Answer

-

Question 9

The subject ___ in the treatment group had an Oswestry score of 60 at baseline and 24 at 6 months, and returned to work after 1 year.

Accepted Answer

Marks

Question 10

The subject 'Smith' in the treatment group had an Oswestry Disability Index measurement of ___ at baseline and ___ at 1 month.

Accepted Answer

60, 60

Question 11

The subject 'Marsh' in the placebo group had an Oswestry Disability Index measurement of ___ at baseline and ___ at 6 months.

Accepted Answer

56, 34

Question 12

In an Intention-to-Treat Analysis, the Oswestry baseline score for the subject Card in the Treatment group was ___.

Accepted Answer

70

Question 13

The subject ___ in the placebo group had an Oswestry score of 52 at baseline and 6 at 6 months, and returned to work after 1 year.

Accepted Answer

Aston

Question 14

The Oswestry Disability Index measurement for the subject 'Card' at baseline was ___ and at 6 months was ___.

Accepted Answer

70, 56

Question 15

The subject 'Jones' in the placebo group had an Oswestry Disability Index measurement of ___ at baseline and ___ at 6 months.

Accepted Answer

50, 40

Question 16

Missing data need to be accounted for throughout ___

Accepted Answer

trial

Question 17

The subject ___ in the placebo group had an Oswestry score of 50 at baseline and dropped out after the first month.

Accepted Answer

Jones

Question 18

Smith's Oswestry Disability Index measurement remained ___ at baseline, 1 month, and 6 months.

Accepted Answer

60

Question 19

___ is the process of estimating missing data values.

Accepted Answer

Imputation

Question 20

The subject named ___ in the Treatment group did not return to work after 1 year.

Accepted Answer

Card

Question 21

Marsh's Oswestry Disability Index measurement at baseline was ___ and at 6 months was ___.

Accepted Answer

56, 34

Question 22

In the Placebo group, the subject named ___ had an Oswestry score of 12 at 1 month.

Accepted Answer

Aston

Question 23

The Oswestry Disability Index measurement for Card at baseline was ___ and at 1 month was ___.

Accepted Answer

70, 62

Question 24

The Oswestry score at 6 months for the subject Marks in the Treatment group was ___.

Accepted Answer

24

Question 25

The subject ___ in the placebo group had an Oswestry score of 56 at baseline and 34 at 6 months, and returned to work after 1 year.

Accepted Answer

Marsh

Question 26

The subject 'Berg' in the treatment group had an Oswestry Disability Index measurement of ___ at baseline and ___ at 6 months.

Accepted Answer

44, 20

Question 27

The subject 'Berg' in the treatment group was ___ back to work at 1 year.

Accepted Answer

yes

Question 28

In the provided data, the subject ___ in the treatment group had an Oswestry baseline score of 60 but dropped out after the first month.

Accepted Answer

Smith

Question 29

In Intention-to-Treat Analysis, the imputation technique used is ___ with last known value carried forward.

Accepted Answer

Imputation

Question 30

The subject 'Jones' in the placebo group was ___ back to work at 1 year.

Accepted Answer

yes

Question 31

Missing data is especially a problem if it is related to ___

Accepted Answer

treatment

Question 32

The subject ___ in the treatment group had an Oswestry score of 44 at baseline and 20 at 6 months, and returned to work after 1 year.

Accepted Answer

Berg

Question 33

Aston's Oswestry Disability Index measurement at 1 month was ___ and at 6 months was ___.

Accepted Answer

12, 6

Question 34

In a Per Protocol Analysis, the subject named ___ in the Treatment group had an Oswestry baseline score of 70.

Accepted Answer

Card

Question 35

The subject Berg in the Treatment group returned to work after 1 year: ___ (yes/no).

Accepted Answer

yes

Question 36

In an Intention-to-Treat Analysis, imputation assuming the worst dichotomous outcome means that missing data is replaced with the ___ possible outcome.

Accepted Answer

worst

Question 37

In Intention-to-Treat Analysis, participants are analyzed in the group that they were ___.

Accepted Answer

assigned to

Question 38

The subject Marsh in the Placebo group had an Oswestry score of ___ at 6 months.

Accepted Answer

34

Question 39

Jones' Oswestry Disability Index measurement at baseline was ___ and at 6 months was ___.

Accepted Answer

50, 40

Question 40

The subject named ___ in the Treatment group had an Oswestry score of 24 at 6 months.

Accepted Answer

Marks

Question 41

The subject Jones in the Placebo group had an Oswestry score of ___ at 6 months (missing data).

Accepted Answer

-

Question 42

The subject who returned to work after 1 year and had a baseline Oswestry Disability Index measurement of 60 is ___.

Accepted Answer

Marks

Question 43

The subject 'Card' in the treatment group was ___ back to work at 1 year.

Accepted Answer

not

Question 44

In the Treatment group, the subject named ___ had an Oswestry score of 30 at 1 month.

Accepted Answer

Berg

Question 45

The subject named ___ in the Placebo group had the lowest Oswestry score at 6 months.

Accepted Answer

Aston

Question 46

The subject who had an Oswestry Disability Index measurement of 44 at baseline and 20 at 6 months is ___.

Accepted Answer

Berg

Question 47

The subject 'Aston' in the placebo group had an Oswestry Disability Index measurement of ___ at baseline and ___ at 6 months.

Accepted Answer

52, 6