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Table 3 Unadjusted and adjusted outcomes of regression modelling

From: Associations between pre-surgical daily opioid use and short-term outcomes following knee or hip arthroplasty: a prospective, exploratory cohort study

 

Unadjusted Odds Ratio or Rate Ratio (95% CI)

Adjusted Odds Ratio or Rate Ratio (95% CI)

Opioid user

P-value

Opioid user

P-value

Length of stay

1.09 (0.98 to 1.21)

0.120

1.05 (0.94 to 1.17)

0.365

Acute complications

1.75 (1.02 to 3.00)

0.042

1.66 (0.94 to 2.94)

0.082

Referral to inpatient rehabilitation

1.95 (0.97 to 3.93)

0.063

1.86 (0.80 to 4.28)

0.147

Complications or readmissions to 12 weeks

1.21 (0.75 to 1.96)

0.429

1.05 (0.64 to 1.73)

0.845

Oxford score 12 weeks, % in lower quartile*

1.02 (0.56 to 1.83)

0.950

0.96 (0.51 to 1.80)

0.897

EQVAS 12 weeks, % in lower quartile**

1.53 (0.88 to 2.66)

0.134

1.41 (0.77 to 2.57)

0.264

Ongoing opioid use at 12 -weeks

5.06 (2.86 to 8.93)

<  0.001

5.38 (2.89 to 9.99)

<  0.001