|
Intra-rater reliability for acquisition and analysis – 1 examiner / 2 acquisitions/ 2 different days/ 2 analysis per patellar tendon
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|---|
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Examiner C.S.P.
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DAY 1
|
DAY 2
| | | |
|---|
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Area/ Echo-types
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Type I (%)
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Type II (%)
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Type III (%)
|
Type IV (%)
|
Type I (%)
|
Type II (%)
|
Type III (%)
|
Type IV (%)
|
ICC (95% CI)
|
SEM (ICC) % GrM (%)
|
SEM (ICC) (%)
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|---|
|
Harvested patellar tendons of 10 participants (n = 10)
|
|
Patellar Apex
|
56.0 ± 10.8
|
33.5 ± 5.9
|
7.3 ± 4.8
|
2.9 ± 1.6
|
54.7 ± 9.8
|
31.6 ± 6.9
|
8.9 ± 4.2
|
4.8 ± 2.6
|
0.95 (0.89–0.97)
|
21.1
|
5.3
|
|
Proximal tendon
|
60.0 ± 6.6
|
32.1 ± 5.1
|
5.8 ± 3.9
|
2.2 ± 1.5
|
60.5 ± 8.8
|
29.4 ± 6.3
|
6.6 ± 4.1
|
3.6 ± 2.8
|
0.97 (0.94–0.98)
|
16.1
|
4.0
|
|
Mid Tendon
|
62.8 ± 7.0
|
29.4 ± 4.0
|
5.4 ± 3.5
|
2.5 ± 1.7
|
64.8 ± 8.8
|
27.2 ± 6.8
|
5.2 ± 3.3
|
3.1 ± 2.6
|
0.98 (0.95–0.98)
|
15.1
|
3.8
|
|
Distal Tendon
|
46.9 ± 7.9
|
35.3 ± 6.3
|
13.2 ± 8.4
|
4.5 ± 2.6
|
50.0 ± 12.6
|
34.0 ± 7.6
|
11.4 ± 5.8
|
4.6 ± 2.8
|
0.95 (0.89–0.97)
|
17.2
|
4.3
|
|
Overall Tendon
|
53.6 ± 5.4
|
33.3 ± 4.1
|
9.5 ± 4.7
|
3.7 ± 1.7
|
54.9 ± 7.0
|
31.6 ± 4.5
|
9.2 ± 4.3
|
4.1 ± 2.4
|
0.99 (0.97–0.99)
|
9.0
|
2.2
|
|
Unharvested patellar tendons of 14 participants (n = 20)
|
|
Patellar Apex
|
57.5 ± 12.3
|
39.0 ± 10.6
|
2.5 ± 5.2
|
0.9 ± 1.9
|
56.1 ± 13.3
|
40.5 ± 12.0
|
2.6 ± 4.7
|
0.8 ± 1.6
|
0.94 (0.90–0.96)
|
25.5
|
6.4
|
|
Proximal tendon
|
65.7 ± 10.3
|
33.0 ± 8.6
|
0.8 ± 2.3
|
0.3 ± 0.9
|
67.4 ± 8.5
|
31.9 ± 8.0
|
0.5 ± 0.9
|
0.2 ± 0.4
|
0.97 (0.94–0.97)
|
21.0
|
5.2
|
|
Mid Tendon
|
68.6 ± 10.2
|
30.1 ± 8.7
|
0.9 ± 1.9
|
0.3 ± 0.7
|
70.2 ± 9.3
|
29.0 ± 8.6
|
0.4 ± 1.2
|
0.2 ± 0.5
|
0.98 (0.97–0.98)
|
14.6
|
3.7
|
|
Distal Tendon
|
53.3 ± 10.1
|
41.3 ± 7.8
|
4.3 ± 5.6
|
1.2 ± 2.0
|
52.9 ± 17.7
|
42.2 ± 12.9
|
4.1 ± 9.3
|
0.7 ± 1.7
|
0.89 (0.83–0.92)
|
31.6
|
7.9
|
|
Overall Tendon
|
60.4 ± 7.8
|
35.2 ± 6.3
|
3.2 ± 3.3
|
0.8 ± 1.2
|
61.6 ± 9.8
|
33.9 ± 6.9
|
3.6 ± 4.3
|
0.8 ± 1.2
|
0.98 (0.96–0.98)
|
15.1
|
3.8
|
- n = number of tendons assessed. Mean ± standard deviation
- ICC (95% CI) Intra-class coefficient of reliability (95% confidence interval), SEM % GrM Standard error of measurement as percentage of the grand mean, SEM Standard error of measurement
