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. Author manuscript; available in PMC: 2015 Nov 1.
Published in final edited form as: Lancet Psychiatry. 2014 Nov 5;1(6):431–436. doi: 10.1016/S2215-0366(14)00006-6

Figure 1.

Figure 1

The Relationship of Pain and Delirium by Presence of Depressive Symptoms

Note: No participants with depressive symptoms (Sx) reported worst pain scores of 1, thus for illustrative purposes scores of 0–2 were combined. Trend lines are calculated with a generalized additive model with a Poisson error distribution and cubic smoothing splines.