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Table 1 Baseline characteristics and clinical outcomes of patients

From: Effect of coadministration of rifampicin on the pharmacokinetics of linezolid: clinical and animal studies

  LZD group   LZD/RFP group  
Gender (male/female) 4 / 3   2 / 1  
Age (year) 60 ± 19 [21–82] 51 ± 11 [41–62]
Body weight (kg) 66.0 ± 17.2 [46.6–95.0] 57.8 ± 14.5 [46.0–74.0]
eGFR (mL/min/1.73 m2) 65.2 ± 26.3 [32.7–105] 99.9 ± 34.7 [65.6–135]
Baseline CRP concentration (mg/dL) 3.0 ± 3.1 [0.7–8.9] 1.8 ± 0.6 [1.2–2.4]
LZD dose and concentrations
 Total dose (g) 14.3 ± 5.2 [7.2–21.0] 28.4 ± 9.1 [18.0–34.8]
 Daily dose (g/day) 1.04 ± 0.21 [7.29–1.20] 1.20 ± 0.0  
 Daily dose (mg/kg/day) 16.7 ± 5.7 [10.5–25.8] 21.6 ± 5.0 [16.2–26.1]
 Duration of LZD therapy (day) 14 ± 6 [6–21] 24 ± 8 [15–29]
 Number of TDM 21   13  
 Trough concentration at first assessment day (μg/mL) 13.3 ± 8.4 [4.7–29.4] 6.9 ± 5.0 [2.1–12.1]
 C/D ratio at first assessment day (μg/mL/mg/kg/day) 0.83 ± 0.46 [0.32–1.34] 0.29 ± 0.17 [0.13–0.47]
 Patients with dosage adjustments to avoid overexposure, n (%) 3 (42.9%)   0 (0%)  
CRP concentration at first assessment day (mg/dL) 4.2 ± 4.6 [0.3–13.8] 2.0 ± 2.0 [0.7–4.3]
Hematological adverse effects
 Baseline platelet count (106 platelets/μL) 266 ± 88 [174–445] 325 ± 128 [189–443]
 Nadir platelet count (106 platelets/μL) 150 ± 82 [86–320] 173 ± 113 [69–293]
 Thrombocytopenia, n (%) 4 (57.1%)   1 (33.3%)  
 Baseline Hb (g/dL) 9.6 ± 1.8 [7.3–12.9] 11.4 ± 1.2 [10.1–12.2]
 Nadir Hb (g/dL) 8.9 ± 2.2 [6.8–12.8] 10.4 ± 2.8 [7.1–12.1]
 Anemia, n (%) 3 (42.9%)   1 (33.3%)  
Outcomes
 Success, n (%) 5 (71.4%)   3 (100%)  
  1. C/D ratio dose-normalized trough concentration, Hb hemoglobin, eGRF estimated glomerular filtration rate, CRP C-reactive protein