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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