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Table 2 Resistance to antibiotic of all Shigella isolates from Shanxi Province during 2006–2011 and 2012–2016

From: Antimicrobial resistance and genetic characterization of Shigella spp. in Shanxi Province, China, during 2006–2016

Antibiotic 2006–2011 2012–2016 χ 2 P value
No. Tested No. Resistant (%) No. Tested No. Resistant (%)
AMP 277 272 98.2 197 191 97.0 0.8 0.54
PIP 277 52 18.8 197 24 12.2 54.5 0.00
TIC 277 266 96.0 197 184 93.4 1.7 0.20
CFZ 277 66 23.8 197 58 29.4 1.9 0.17
FOX 277 0 0 197 1 0.5
CRO 277 67 24.2 197 56 28.4 1.1 0.30
CAZ 277 1 0.4 197 2 1.0 0.8 0.57
CFP 277 48 17.3 197 37 18.8 0.2 0.68
FEP 277 0 0 197 0 0
NOR 277 43 15.5 197 53 26.9 6.7 0.01
LEV 277 9 3.3 197 2 1.0 1.3 0.34
IMP 277 2 0.7 197 2 1.0 0.1 1.00
GEN 277 111 40.1 197 81 41.1 7.0 0.01
TO 277 34 12.3 197 8 4.1 9.6 0.00
AK 277 0 0 197 1 0.5
SXT 277 250 90.3 197 169 85.8 2.2 0.14
TE 277 237 85.6 197 134 68.0 0.6 0.43
C 277 179 64.6 197 93 47.2 1.1 0.30
ATM 277 5 1.8 197 22 11.2 34.0 0.00
NIT 277 0 0 197 0 0
TIM 277 3 1.1 197 5 2.5 1.8 0.27