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Figure 2 | BMC Anesthesiology

Figure 2

From: "Anxiebo", placebo, and postoperative pain

Figure 2

Reciprocal effects of anxiebo and placebo in postoperative patients. The propensity for a fraction of patients with patient-controlled analgesia (PCA) to press the analgesic-delivery button for reasons unrelated to pain may reflect a coping mechanism.

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