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Table 4 Summary of antimicrobial resistance present in E. coli isolates found in mothers and infants

From: Colonization with multidrug-resistant Enterobacteriaceae among infants: an observational study in southern Sri Lanka

  Isolates from infants Isolates from mothers
Overall n = 20 Admissions n = 2 Reassessment n = 18 Overall n = 47 Admissions n = 21 Reassessment n = 26
Aminoglycosides 15 (75.0) 1 (50.0) 14 (83.3) 28 (59.6) 10 (47.6) 18 (69.2)
Antiseptics 10 (50.0) 1 (50.0) 9 (50.0) 20 (42.6) 10 (47.6) 10 (38.5)
β-lactams 20 (100.0) 2 (100.0) 18 (100.0) 47 (100.0) 21 (100.0) 26 (100.0)
Chloramphenicol 4 (20.0) 1 (50.0) 3 (16.8) 14 (29.8) 6 (28.6) 8 (30.8)
Colistin 0 (0) 0 (0) 0 (0) 1 (2.1) 0 (0) 1 (3.9)
Fosfomycin 16 (80.0) 2 (100.0) 14 (77.8) 33 (70.2) 13 (61.9) 20 (76.9)
Macrolides 14 (70.0) 1 (50.0) 13 (72.2) 25 (53.2) 11 (52.4) 14 (53.9)
Quinolones 15 (75.0) 2 (100.0) 13 (72.2) 38 (80.9) 18 (85.7) 20 (76.9)
Sulfonamides 11 (55.0) 1 (50.0) 10 (55.6) 27 (57.5) 12 (57.1) 15 (57.7)
Tetracyclines 11 (55.0) 1 (50.0) 10 (55.6) 19 (40.4) 9 (42.9) 10 (38.5)
Trimethoprim 16 (80.0) 1 (50.0) 15 (83.3) 28 (59.6) 13 (61.9) 15 (57.7)
  1. Values reported as frequency (proportion) of E. coli isolates detected carrying the relevant resistance genes. Note that more than one isolate was cultured from some participants and that four isolates from mothers and two isolates from infants were omitted due to poor DNA quality. See Additional File 1: Table S4 for specific genes