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Table 5 Correlations between ESs, no of EPJ and other measures of disease activity

From: Ultrasound in rheumatoid arthritis - volar versus dorsal synovitis evaluation and scoring

   das28 VAS MD ES VOLAR ES DOR ES EPJ VOLAR EPJ DORSAL EPJ
das28 Pearson Corr. 1 ,342* ,394** ,374* ,345* ,390* ,373* ,341*
  Sig. (2-tailed)   ,027 ,010 ,015 ,025 ,011 ,015 ,027
VAS MD Pearson Corr. ,342* 1 ,245 ,289 ,146 ,293 ,265 ,278
  Sig. (2-tailed) ,027   ,118 ,064 ,357 ,060 ,090 ,075
ES Pearson Corr. ,394** ,245 1 ,929** ,897** ,935** ,868** ,848**
  Sig. (2-tailed) ,010 ,118   ,000 ,000 ,000 ,000 ,000
VOLAR ES Pearson Corr. ,374* ,289 ,929** 1 ,670** ,851** ,917** ,653**
  Sig. (2-tailed) ,015 ,064 ,000   ,000 ,000 ,000 ,000
DOR ES Pearson Corr. ,345* ,146 ,897** ,670** 1 ,859** ,647** ,923**
  Sig. (2-tailed) ,025 ,357 ,000 ,000   ,000 ,000 ,000
EPJ Pearson Corr. ,390* ,293 ,935** ,851** ,859** 1 ,904** ,921**
  Sig. (2-tailed) ,011 ,060 ,000 ,000 ,000   ,000 ,000
VOLAR EPJ Pearson Corr. ,373* ,265 ,868** ,917** ,647** ,904** 1 ,672**
  Sig. (2-tailed) ,015 ,090 ,000 ,000 ,000 ,000   ,000
DORSAL EPJ Pearson Corr. ,341* ,278 ,848** ,653** ,923** ,921** ,672** 1
  Sig. (2-tailed) ,027 ,075 ,000 ,000 ,000 ,000 ,000