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Table 3 Association between drainage amount and antibiotic concentrations at day 5

From: Does the use of a closed-suction drain reduce the effectiveness of an antibiotic-loaded spacer in two-stage exchange Arthroplasty for Periprosthetic hip infection? A prospective, randomized, controlled study

 

Vancomycin concentration

Meropenem concentration

 

β-coefficient (95% CI)

p value

β-coefficient (95% CI)

p value

Drain volume (ml)

−0.40 (−0.86, 0.07)

0.116

0.02 (−0.08, 0.13)

0.673

  < 400 mL

Reference

–

Reference

–

  ≥ 400 mL

−6.13 (−47.22, 34.96)

0.774

4.83 (−3.38, 13.03)

0.268

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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