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Table 4 Association between psychosocial scales and cortisol levels

From: Hypothalamic-pituitary-adrenal stress axis function and the relationship with chronic widespread pain and its antecedents

Scale Component
  Saliva Post-stress Post-stress difference
  β 95% CI β 95% CI β 95% CI
Sleep -0.003 -0.006, 0.001 0.009 -0.011, 0.028 0.005 -0.011, 0.021
GHQ -0.004 -0.010, 0.002 0.052a 0.021a, 0.083a 0.008 -0.017, 0.034
Somatic symptoms 0.023 -0.002, 0.048 -0.097 -0.231, 0.037 0.086 -0.022, 0.193
Illness behaviour 0.004 -0.002, 0.010 -0.011 -0.040, 0.019 -0.026 -0.050, -0.002
Health anxiety -0.000 -0.003, 0.003 0.012 -0.003, 0.027 0.013 0.000, 0.025
Recent life events 0.001 -0.014, 0.016 0.040 -0.039, 0.119 0.024 -0.042, 0.090
  1. Analyses have been adjusted for age and gender. aStatistically significant results. CI, confidence interval; GHQ, General Health Questionnaire.
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