Skip to main content

Table 1 Antimicrobial susceptibility of 147 S. Typhimurium isolates collected from patients in Henan, China, between 2006 and 2015

From: The phenotypic and molecular characteristics of antimicrobial resistance of Salmonella enterica subsp. enterica serovar Typhimurium in Henan Province, China

Antimicrobial No. isolates (%) *NARMS Report n(%) P-value
Resistant Intermediate Susceptible
β-Lactams
 Ceftriaxone 24 (16.3) 0 (0.0) 123 (83.7) 14 (5.3) P < 0.05
 Cefoxitin 9 (6.1) 0 (0.0) 138 (93.8) 14 (5.3) P < 0.05
 Ampicillin 132 (89.8) 0 (0.0) 15 (10.2) 52 (19.8) P < 0.05
 Amoxicillin/clavulanic acid, 2:1 ratio 97 (66.0) 0 (0.0) 50 (34.0) 14 (5.3) P < 0.05
Quinolones
 Ciprofloxacin 43 (29.2) 0 (0.0) 104 (70.7) 1 (0.4) P < 0.05
 Nalidixic acid 115 (78.2) 0 (0.0) 32 (21.8) 7 (2.7) P < 0.05
Macrolides
 Azithromycin 15 (10.2) 0 (0.0) 132 (89.8) 1 (0.4) P < 0.05
Tetracyclines
 Tetracycline 132 (89.8) 0 (0.0) 15 (10.2) 59 (22.5) P < 0.05
Amphenicols
 Chloramphenicol 113 (76.9) 2 (1.4) 32 (21.7) 42 (16.0) P < 0.05
Sulfonamides and synergistic agents
 Trimethoprim/sulfamethoxazole 114 (77.6) 0 (0.0) 33 (22.4) 6 (2.3) P < 0.05
 Sulfisoxazole 132 (89.8) 0 (0.0) 15 (10.2) 66 (25.2) P < 0.05
Aminoglycosides
 Gentamicin 102 (69.3) 1 (0.7) 44 (30.0) 8(3.1) P < 0.05
 Streptomycin 101 (68.7) 25 (17.0) 21 (14.3) 65 (24.8) P < 0.05
  1. * The antimicrobial resistant number and rate of 262 S. Typhimurium isolates were cited from the National Antimicrobial Resistance Monitoring System report from the USA in 2014 [27]
\