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Table 4 Adjusted odds ratio estimates and 95% confidence intervals for respiratory depression for patients who continued buprenorphine postoperatively, based on multivariable regression model

From: Postoperative respiratory depression in patients on sublingual buprenorphine: a retrospective cohort study for comparison between postoperative continuation and discontinuation of buprenorphine

Preoperative buprenorphine dose

Odds ratio estimate

95% CI lower

95% CI upper

P value

< 16mg daily

0.71

0.30

1.68

0.599

≥16mg daily

2.19

0.76

6.27

0.182

  1. Abbreviations: CI confidence interval