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Table 4 Pearson correlations between instruments

From: Transcultural adaptation and psychometric validation of a Spanish-language version of the “Pelvic Girdle Questionnaire”

  PGQ_TOTAL PGQ_SubAct PGQ_SubSint P
PGQ_TOTAL 1 .994** .917** <0.05
PGQ_SubAct .994** 1 .870** <0.05
PGQ_SubSint .917** .875** 1 <0.05
ODI_TOTAL .838** .814** .845** <0.05
FAB_TOTAL .530** .511** .549** <0.05
PCS_TOTAL .768** .748** .771** <0.05
PCS_Rum .729** .711** .722** <0.05
PCS_Mag .601** .589** .587** <0.05
PCS_Help .777** .752** .794** <0.05
VAS .762** .750** .733** <0.05
SF8 .805** .792** .775** <0.05
  1. PGQ SubAct: activity subscale of the PGQ; PGQ SubSint: symptom subscale of the PGQ; ODI: Oswestry Disability Index, FAB: « Fear Avoidance Beliefs » Questionnaire, PCS: pain catastrophizing scale, PCS_Rum: Pain Catastrophizing Subscale Rumination PCS_Mag: Pain Catastrophizing Subscale Magnification PCS_Help: Pain Catastrophizing Subscale Helplessness VAS: Visual Analog Scale. SF 8 : 8-items version of the SF-36
  2. **Correlation significance at p<0.01 (two tails)