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Table 7 Crude and adjusted associations for age/10, sex, CCI and FCI with the adverse event of pain or not at 42 days across all procedures (Panel A) and for only THA and TKA procedures (Panel B) using modified Poisson regression modeling

From: A retrospective cohort study of adverse events in patients undergoing orthopaedic surgery

Predictors

Prevalence Ratio

95% CI

p-value

Panel A: All Procedures (N = 1552)

 Crude Associations

  Age (decade)

1.02

0.97–1.08

0.36

  Sex

0.85

0.68–1.05

0.13

  CCI score (per 1 point)

1.02

0.88–1.19

0.77

  FCI score (per 1 point)

1.10

1.02–1.20

0.02

 Adjusted Models

  Model 1

  Age (decade)

1.02

0.97–1.08

0.38

  Sex

0.85

0.68–1.05

0.14

  CCI score (per 1 point)

1.02

0.87–1.20

0.81

  Model 2

  Age (decade)

1.02

0.97–1.07

0.46

  Sex

0.85

0.68–1.06

0.16

  FCI score (per 1 point)

1.10

1.01–1.19

0.03

Panel B THA and TKA Procedures Only (N = 550)

 Crude Associations

  Age (decade)

0.98

0.92–1.05

0.57

  Sex

1.42

1.10–1.85

0.01

  CCI score (per 1 point)

1.03

0.86–1.24

0.76

  FCI score (per 1 point)

1.06

1.01–1.12

0.03

 Adjusted Models

  Model 1

  Age (decade)

0.98

0.91–1.06

0.68

  Sex

1.42

1.09–1.86

0.01

  CCI score (per 1 point)

1.02

0.84–1.25

0.82

  Model 2

  Age (decade)

0.98

0.91–1.05

0.56

  Sex

1.42

1.10–1.85

0.01

  FCI score (per 1 point)

1.06

1.01–1.13

0.03

  1. 1. For the variable sex, female was coded as a 0 and male as a 1
  2. CCI Charlson comorbidity index, FCI functional comorbidity index, THA total hip arthroplasty, TKA total knee arthroplasty