SAS_Institute
A00-280 · Question #69
This question will ask you to provide a line of missing code. Given the dataset RAWB P that is sorted by SUBJECT TEST WEEK: `` SUBJECT WEEK TEST VALUE 101 0 DBP 160 101 1 DBP 140 101 2 DBP 130 101 3…
The correct answer is B. pct_chg = ((value - baseline) /baseline)*100. See the full explanation below for the reasoning.
Question
This question will ask you to provide a line of missing code. Given the dataset RAWB P that is sorted by SUBJECT TEST WEEK:
SUBJECT WEEK TEST VALUE
101 0 DBP 160
101 1 DBP 140
101 2 DBP 130
101 3 DBP 120
101 0 SBP 90
101 1 SBP 87
101 2 SBP 85
101 3 SBP 80
The following SAS program is submitted:
data bp;
set rawbp;
by subject test week;
retain baseline;
if first.test then baseline = .;
if week > 0 then baseline = value;
else if week > 0 then do;
<insert code here>
end;
run;
Which statement must be added to the program to calculate relative change in percent (percent change) from baseline?Options
- Apct_chg = ((baseline - value) /baseline)*100;
- Bpct_chg = ((value - baseline) /baseline)*100;
- Cpct_chg = ((baseline - value) /value)*100;
- Dpct_chg = ((value - baseline) /value)*100;
How the community answered
(69 responses)- A6% (4)
- B78% (54)
- C3% (2)
- D13% (9)
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