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Table 1 Correlation between EDSS and TCCD, autonomic functions, blood pressure, and MSSS in both case groups

From: Assessment of cerebral hemodynamics in multiple sclerosis patients

  EDSS
RRMS SPMS
Tests used p value Significance Tests used p value Significance
MSSS 0.759(r) <0.001 S 0.582(r) <0.001 S
Duration of illness (years) 0.376(S) 0.017 S 0.006(S) 0.780 NS
TCCD, % change 0.298(S) 0.062 NS 0.105(S) 0.465 NS
TCCD, BHI − 0.197(S) 0.223 NS − 0.087(S) 0.928 NS
Autonomic total score 0.339(r) 0.032 S 0.154(r) 0.342 NS
Bl.pr, systolic, % change 0.475(S) 0.002 S − 0.107(S) 0.846 NS
Bl.pr, diastolic, % change 0.054(S) 0.739 NS − 0.197(S) 0.385 NS
  1. MSSS Multiple Sclerosis Severity Scale, TCCD transcranial color-coded Doppler, BHI breath holding index, BL.pr blood pressure, RRMS relapsing remitting MS, SPMS secondary progressive MS, S significant, NS non-significant
  2. (S)Spearman’s rho test of significance
  3. (r)Correlation coefficient