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Table 3 Factors associated with rapidly growing mycobacterial prosthetic joint infectiona,b

From: Rapidly-growing mycobacterial infection: a recognized cause of early-onset prosthetic joint infection

Factors

Univariate

OR (95% CI)

P value

Multivariate

OR (95% CI)

P value

Body weight

0.95 (0.90–1.01)

.109

Onset

    

≤90 days

21.79 (4.36–109.0)

< .001

21.86 (4.25–112.30)

< .001

>90 days

1

 

1

 

Log WBC count c

0.33 (0.06–1.89)

.211

  1. Abbreviations: CI confidence interval, OR odds ratio, WBC white blood cell
  2. aData obtained from subjects with culture-proven non-mycobacterial and rapidly growing mycobacterial PJI
  3. bAnalyzed by univariate and multivariate logistic regression (forward stepwise)
  4. cPeripheral white blood cell count