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Table 1 Inter-rater and Intra-rater reliability of concordance correlation coefficient (CCC) for FA and ADC Measurements

From: Consecutive assessment of FA and ADC values of normal lumbar nerve roots from the junction of the dura mater

 

Inter-rater

Intra-rater

FT

ROl

FT

ROl

L4 (N=103)

FA R/L

0.89/0.89

0.68/0.54

0.79/0.83

0.78/0.78

 

ADC R/L

0.96/0.93

0.85/0.85

0.87/0.93

0.96/0.86

L5 (N=127)

FA R/L

0.96/0.95

0.65/0.77

0.93/0.93

0.69/0.79

 

ADC R/L

0.96/0.96

0.82/0.93

0.96/0.95

0.88/0.90

S1 (N=135)

FA R/L

0.96/0.98

0.85/0.90

0.96/0.95

0.77/0.87

 

ADC R/L

0.96/0.93

0.92/0.95

0.98/0.98

0.97/0.96