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Table 5 The effect of time (in months) on placebo response in trials with pain as the outcome

From: A meta-analysis of temporal changes of response in the placebo arm of surgical randomized controlled trials: an update

Outcome

Intercept

Coefficient

β0 (95% CI)

P value

β (95% CI)

P value

Pain

0.91 (0.75, 1.07)

<0.0001

-0.013 (-0.06, 0.03)

0.48

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Trials

ISSN: 1745-6215