Changes in pain catastrophizing predict later changes in fibromyalgia clinical and experimental pain report: cross-lagged panel analyses of dispositional and situational catastrophizing.

In a sample of over 200 women undergoing hysterectomy, pre-surgical anxiety level was initially a highly significant predictor of pain intensity at 48 hours after surgery, but after the inclusion of catastrophizing in the model, the influence of anxiety was no longer significant while catastrophizing remained in the multivariate model, fully mediating the effects of anxiety ( P < 0.001) [ 32 ].

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