Table 3

Incidence of complications with various LOS (per 100 patients), OR analysis and propensity score matching (PM) analysis of complications in total hip arthroplasty (THA)

LOS 0LOS 1P value†LOS 2–3P value*THA/Single variable regressionTHA/Multi-variable regressionTHA/PM/Incidence(%)*
ORP value95% CIORP value95% CILOS 0LOS 1P value
Mortality0.110.110.9390.110.9781.050.9390.32 to 3.420.840.7860.24 to 2.990.120.040.317
Unplanned readmission1.622.040.1443.26<0.0010.790.1450.58 to 1.080.840.2920.60 to 1.161.642.050.287
Major complication0.720.430.0340.65<0.0011.680.0361.03 to 2.721.550.1120.90 to 2.670.610.200.025
Any complication excluding transfusion1.731.680.8492.67<0.0011.030.8490.76 to 1.41.000.9790.72 to 1.411.511.190.321
Any complication3.132.860.4209.76<0.0011.10.4200.87 to 1.381.120.3630.87 to 1.442.912.170.102
Systemic infection1.061.260.3722.03<0.0010.840.3730.57 to 1.230.770.2590.49 to 1.200.861.020.553
Wound infection0.490.770.1131.11<0.0010.640.1160.36 to 1.120.750.3340.42 to 1.350.490.530.841
Cardiac/pulmonary complications0.570.260.0050.390.0022.150.0071.24 to 3.751.960.0341.05 to 3.640.490.120.020
  • *Propensity score matched 2423 patients per group.

  • †Indicates significance.

  • LOS, length of stay.