Page 132 - JRCERT Update Articles

16.5%
32%
26.5%
16.5%
32%
26.5%
Procedures
Safety
25%
ARRT First Attempt Pass Rate
26.5%
110
16.5%
Procedures
Safety
First Attempt Pass Rate 100 Patient Care 25% Image Production Patient Care Image Production 32% 25% 16.5% 26.5% 32% 16.5%
32%
90
80
16.5%
26.5%
70
32%
16.5%
60
25%
50
40
32%
26.5%
JRCERT Update
30
20
10
Procedures
Safety
0 Patient Care 25% Image Production Leggett 32% 16.5%
2012 2013 2014 2015 2016
Year 25% 26.5%
Patient Care Image Production
Safety Procedures
Patient Care Student Learning Patient Care Image Production 26.5%
Outcome Benchmark Score 2.5 25%
A ARRT Scores Safety ARRT First Attempt Pass Rate Image Production
Procedures
4 2.7 2.8 2.7 2.7 2.8 2.8 2.7 2.65 2.7 89 2013-2016 110 Patient Care Procedures
25%
Learning Outcome Score 2.5 3 2 Average ARRT Test Scores 87 First Attempt Pass Rate 100 ARRT First Attempt Pass Rate Patient Care Image Production
Safety
3.5
90
88
80
86
70
110
60
85
Safety
Procedures
84
50
ARRT First Attempt Pass Rate
1.5
40 90
Image Production
Patient Care
83
30 80
110
20 70
81
0.5
10 60
80
0 1 82 2013 2014 2015 2016 First Attempt Pass Rate 100 0 50 90 Safety Procedures
2016 2015 2014 2013 2012 2011 2010 2009 2008 Year 40 80 2012 2013 2014 2015 2016
70
Year 30 Year
60
National Program State First Attempt Pass Rate 100
20
50
10
40
Figure 3. Column chart showing the ARRT first attempt pass rate by
0
B 30
2014
2015
2012
Patient Care Student Learning
2013
Average ARRT Scores vs Average HS Math Scores year with a downward trend line. Figure courtesy of the author. 2016
20
Year
Outcome Benchmark Score 2.5
4.5 ARRT Exam Scores 10 0 ARRT Scores
2013-2016
2016
2014
2015
2012
2013
4 100 2013-2016 3.5 4 3 2.7 2.8 Patient Care Student Learning 2.65 2.7 89
Year
3.5
ARRT Exam Scores 2.5 3 2 Average ARRT Test Scores 80 Learning Outcome Score 2.5 2 4 3 2.7 2.8 Patient Care Student Learning 2.65 2.7 Average ARRT Test Scores 87 ARRT Scores
2.8
2.8
2.7
2.7
2.7
88
Outcome Benchmark Score 2.5
2013-2016
86
85
Outcome Benchmark Score 2.5
60
3.5
84 89
ARRT Scores
1.5
2.7
2.7
2.8
2.8
2.7
83 88
1.5
40
1 4
2.5
81 86
0.5 1 20 Learning Outcome Score 0.5 3.5 2.7 2.8 2.7 2.7 2.8 2.8 2.7 2.65 2.7 82 87 89 2013-2016
80 85
2
88
0 0 2013 2014 2015 2016 1.5 0 3 2016 2015 2014 2013 2012 2011 2010 2009 2008 Average ARRT Test Scores 84 87 2013 2014 2015 2016
0 20 40 60 80 100 Year 2.5 Year 83 86 Year
1
82
High School Math Scores National Program State Learning Outcome Score 0.5 1.5 2 Average ARRT Test Scores 81 85 National Program State
84
80
83
0
Year
81
Average ARRT Scores vs Average HS Math Scores
Figure 2. Column charts visualizing the same data set of ARRT 0.5 1 2016 2015 2014 2013 Year 2012 2011 2010 2009 2008 82 2013 National 2014 Program 2015 State 2016
80
0
national, state, and program scores by year. A. The y-axis of the graph Figure 4. Column chart showing patient care learning outcome scores 2013 ARRT Exam Scores 2016
4.5
2015
2014
2009
2010
2015
2016
2012
2013
2011
2014
Year
starts at a score of 80 and is scaled in increments of 1. B. The y-axis of by year with a benchmark line of 2.5. Figure courtesy of the author. 2008 2013-2016
4
Year
the graph starts at 0 and is scaled in increments of 20. Figure courtesy 3.5 Average ARRT Scores vs Average HS Math Scores 100 National Program State
ARRT Exam Scores 2.5 2 4 Average ARRT Scores vs Average HS Math Scores Average ARRT Test Scores 100 ARRT Exam Scores
of the author. 4.5 3 ARRT Exam Scores
80
2013-2016
60
3.5
1.5 4.5
40
3
1 4
20
2.5
100
60
Scatter plots also can show outliers in the data, which ARRT Exam Scores 0.5 3.5 Average ARRT Test Scores 80 0 2013-2016
2
0 3
appear as dots that seem far away from the cluster of 1.5 2.5 0 20 40 60 80 100 40 80 2013 2014 Year 2015 2016
dots. ARRT Exam Scores 1 2 High School Math Scores 20 60 National Program State
According to Stephen Few, a renowned author and 0.5 1.5 Average ARRT Test Scores 0 40
expert in data visualization, “Numbers have an impor- 0 1 0 20 40 60 80 100 20 2013 2014 Year 2015 2016
tant story to tell. They rely on you to give them a clear 0.5 High School Math Scores 0 National Program State
and convincing voice.” Although, initially, it might take 0 0 20 40 60 80 100 2013 2014 2015 2016
3
Year
some additional time to create charts to communicate High School Math Scores National Program State
data, the information or insight that might be gleaned Figure 5. Scatter plot chart showing the positive relationship between
when the data is presented in a visual format often is average scores on an ARRT exam and average high school (HS) math
valuable. scores. Figure courtesy of the author.
RADIOLOGIC TECHNOLOGY, September/October 2017, Volume 89, Number 1 81
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