| |
CO-RADS by rater 1
|
CO-RADS by rater 2
|
---|
| |
CO-RADS 1
|
CO-RADS 2
|
CO-RADS 3
|
CO-RADS 4
|
CO-RADS 5
|
CO-RADS 1
|
CO-RADS 2
|
CO-RADS 3
|
CO-RADS 4
|
CO-RADS 5
|
---|
CO-RADS by rater 2
|
CO-RADS 1
|
64
|
6
|
2
|
2
|
1
| | | | | |
CO-RADS 2
|
4
|
22
|
3
|
0
|
0
| | | | | |
CO-RADS 3
|
6
|
10
|
8
|
2
|
2
| | | | | |
CO-RADS 4
|
4
|
5
|
16
|
6
|
1
| | | | | |
CO-RADS 5
|
2
|
6
|
13
|
14
|
52
| | | | | |
CO-RADS by rater 3
|
CO-RADS 1
|
55
|
8
|
7
|
0
|
1
|
55
|
3
|
10
|
1
|
2
|
CO-RADS 2
|
10
|
27
|
3
|
3
|
0
|
6
|
21
|
7
|
6
|
3
|
CO-RADS 3
|
5
|
6
|
6
|
3
|
0
|
5
|
3
|
4
|
4
|
4
|
CO-RADS 4
|
8
|
4
|
8
|
7
|
3
|
7
|
2
|
3
|
12
|
6
|
CO-RADS 5
|
2
|
4
|
18
|
11
|
52
|
2
|
0
|
4
|
9
|
72
|
Inter-rater agreement
| |
---|
Model, type
|
Two-way random, single measurement
|
Definition
|
Absolute agreement
|
Number of subjects (n), number of raters (k)
|
251, 3
|
Intra class correlation coefficient (ICC)
|
0.75*
|
95% CI
|
0.70–0.80
|
- Data in cross-tables are counts. 95% CI = 95% confidence interval
- *An ICC of 0.75 denotes good inter-rater reliability for CO-RADS classification