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Table 2 Results of multivariate logistic regression analyses comparing outcomes of spinal to general anesthesia (control)

From: Spinal anesthesia is a grossly underutilized gold standard in primary total joint arthroplasty: propensity-matched analysis of a national surgical quality database

Outcome

Total hip arthroplasty

Total knee arthroplasty

Propensity-adjusted

Odds ratio (95% CI)

P-Value

Propensity-adjusted

Odds ratio (95% CI)

P-Value

Discharge to Home

1.46 (1.39 – 1.52)

< 0.001

1.44 (1.40 – 1.48)

< 0.001

Any 30-day Complications

0.82 (0.75 – 0.86)

< 0.001

0.92 (0.88 – 0.96)

< 0.001

 Surgical Complications

0.84 (0.75 – 0.95)

0.004

0.91 (0.85 – 0.98)

0.014

 Medical Complications

0.83 (0.73 – 0.94)

< 0.001

0.88 (0.80 – 0.96)

0.005

 Readmission

0.85 (0.79 – 0.92)

< 0.001

0.91 (0.86 – 0.96)

0.001

 Reoperation

0.89 (0.73 – 0.90)

< 0.001

0.89 (0.81 – 0.98)

0.015

 Mortality

0.85 (0.52 – 1.40)

0.527

1.03 (0.75 – 1.41)

0.868

 Operative time (minutes)

-12.09 ± 0.19a

< 0.001

-8.02 ± 0.20a

< 0.001

 Length of Stay (days)

0.00 ± 0.02a

0.820

-0.09 ± 0.01a

< 0.001

  1. aOperative time and LOS are reported as unstandardized beta coefficients representing change in unit time if spinal anesthesia was used