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Table 4 Correlations Between ASQOL Scores and Comparator Instruments at Baseline

From: Translation and validation of non-English versions of the Ankylosing Spondylitis Quality of Life (ASQOL) questionnaire

  N Correlation of ASQOL and SF-36 Domains Correlation of ASQOL and BASFI Correlation of ASQOL and Physician VAS Correlation of ASQOL and Patient VAS
   Functioning Physical Health Role- Emotional Energy/Fatigue Emotional Well-being Social Functioning Pain General Health    
USA 148 -.56* -.59* -.41* -.57* -.49* -.69* -.69* -.50* .57* .31* .61*
Canadian English 66 -.70* -.47* -.24 -.50* -.47* -.67* -.64* -.57* .68* .31 .36*
German 37 -.43* -.21 -.33 -.54* -.52* -.55* -.63* -.37 .52 .14 .58*
Spanish 24 -.63* -.40 -.45 -.49 -.62* -.39 -.39 -.52* .61* .43* .34
Italian 22 -.65* -.31 -.60* -.27 -.73* -.56* -.29 -.61* .66* .26 .24
French 18 -.31 -.49 -.15 -.57 -.46 -.65* -.51 -.28 .29 .45 .46
Canadian French 16 -.67* -.44 -.45 -.56 -.36 -.47 -.42 -.26 .64* .34 .53
Swedish 9 -.82* -.70 .13 -.83* -.84* -.54 -.90* -.55 .74 .31 .49
  1. *Correlation is significant at the 99% level;correlation is significant at the 95% level.