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Table 3.

Correlation coefficients for different statistical tests.

Pair of Statistical Correlation p-value
parameters test Coefficient
Diameter gradients
l15 − l43 KS 0.026
Pearson 0.42 0.027
Spearman 0.37 0.056
τkendall 0.27 0.044
l15, overlap − l43, overlap KS 0.94
Pearson 0.43 0.021
Spearman 0.25 0.20
τkendall 0.15 0.27
TB gradients
s15 − s43 KS 0.55
Pearson 0.61 5.3 × 10−4
Spearman 0.59 0.0011
τkendall 0.45 7.8 × 10−4
s15, overlap − s43, overlap KS 0.35
Pearson 0.73 1.0 × 10−5
Spearman 0.70 4.0 × 10−5
τkendall 0.51 1.5 × 10−4

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