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Parameter
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Study 1
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Study 2
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CoV
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ICC (95% CI)
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Bias ± SD of bias
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BA Limits of Agreement
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|---|
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Test-retest reliability (n = 10)
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|
Rest T1
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1273 ± 48
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1264 ± 41
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1.2%
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0.79 (0.38; 0.94)
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9.4 ± 29.3
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−48.0; 66.8
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|
Stress T1*
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1322 ± 47
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1305 ± 53
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1.5%
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0.69 (0.16; 0.92)
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16.4 ± 38.3
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−58.6; 91.5
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|
ΔT1*
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3.6 ± 1.8
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3.0 ± 2.0
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27.4%
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0.55 (− 0.10; 0.88)
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0.6 ± 1.8
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−3.0; 4.1
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Interrater agreement (n = 15)
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Rest T1
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1272 ± 40
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1274 ± 37
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0.3%
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0.98 (0.95; 0.99)
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−1.5 ± 7.0
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− 15.2; 12.3
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Stress T1
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1313 ± 44
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1316 ± 46
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0.3%
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0.99 (0.96; 1.00)
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− 2.4 ± 6.9
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− 16.0; 11.2
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ΔT1
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3.2 ± 1.9
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3.3 ± 1.7
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9.6%
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0.94 (0.83; 0.98)
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−0.1 ± 0.6
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−1.3; 1.2
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Intrarater agreement (n = 15)
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|
Rest T1
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1272 ± 40
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1274 ± 38
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0.2%
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0.99 (0.97; 1.00)
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−1.4 ± 5.4
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−12.0; 9.2
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|
Stress T1
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1313 ± 44
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1316 ± 46
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0.3%
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0.98 (0.95; 0.99)
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− 2.5 ± 8.5
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− 19.2; 14.2
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|
ΔT1
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3.2 ± 1.9
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3.3 ± 1.8
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10.3%
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0.94 (0.83; 0.98)
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−0.1 ± 0.7
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−1.4; 1.3
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- Data presented as mean ± SD. * n = 9. CoV Coefficient of variability, ICC Intraclass correlation coefficient, BA Bland-Altman
