Table 3 Chi-squareddistribution of ESBL factors and antibiotic resistance in different ST-types
No (%) of the isolates | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ST131; n(%) | Other STs; n (%) | |||||||||||||||||||||
Resistance traits | All isolates (n = 155) | All ST131 (n = 71) | Non H30 (n = 35) | H30 (n = 36) | ST405 (n = 28) | ST168 (n = 16) | ST29 (n = 13) | ST69 (n = 5) | ST95 (n = 2) | ST31 (n = 2) | ST10 (n = 2) | ST448 (n = 2) | ST89 (n = 2) | ST703 (n = 2) | ST910 (n = 1) | ST545 (n = 1) | ST971 (n = 1) | ST153 (n = 1) | ST152 (n = 1) | ST12 (n = 1) | ST838 (n = 1) | NSC (n = 3) |
ESBL phenotypes | 65(42) | 30(42) | 15(43) | 15(42) | 13(46) | 8(50) | 7(54) | 2(40) | 00 | 00 | 1(50) | 00 | 1(50) | 00 | 00 | 00 | 00 | 00 | 1(100) | 00 | 00 | 2(67) |
blaCTX-M-15 | 57(39) | 27(38) | 12(34) | 15(42) | 11(39) | 8(50) | 6(46) | 2(40) | 00 | 00 | 1(50) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 2(67) |
blaTEM | 23(15) | 8(11) | 5(14) | 3(8) | 5(18) | 5(31) | 3(23) | 2(40) | 00 | 00 | 1(50) | 00 | 1(50) | 00 | 00 | 00 | 00 | 00 | 1(100) | 00 | 00 | 00 |
blaSHV | 6(4) | 3(4) | 1(3) | 2(6) | 1(4) | 2(13) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 |
blaOXA | 10(6) | 6(8) | 3(9) | 3(8) | 3(11) | 1(6) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 |
blaPSE | 1(0.6) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 1(100) | 00 | 00 | 00 | 00 | 00 | 00 | 00 |
Piperacillin tazobactam | 7(5) | 3(4) | 2(6) | 0(0) | 3(11) | 2(13) | 00 | 00 | 1(50) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 |
Ceftazidime | 96(62) | 43(61) | 20(57)7 | 23(64) | 20(71) | 10(63) | 9(69) | 5(100) | 1(50) | 00 | 00 | 00 | 1(50) | 2(100) | 1(100) | 00 | 00 | 00 | 00 | 1(100) | 00 | 00 |
Cefotaxime | 101(65) | 46(65) | 22(63) | 24(67) | 20(71) | 10(63) | 9(69) | 5(100) | 2(100) | 00 | 1(50) | 1(50) | 1(50) | 2(100) | 1(100) | 00 | 00 | 00 | 1(100) | 00 | 00 | 00 |
Ceftriaxone | 99(64) | 46(65) | 25(71) | 21(58) | 21(75) | 10(63) | 9(69) | 2(40) | 1(50) | 00 | 00 | 1(50) | 1(50) | 1(50) | 1(100) | 1(100) | 00 | 00 | 1(100) | 1(100) | 1(100) | 2(67) |
Ciprofloxacin | 95(61) | 45(63) | 23(66) | 22(61) | 18(64) | 13(81) | 6(46) | 4(80) | 2(100) | 1(50) | 1(50) | 1(50) | 00 | 2(100) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 2(67) |
Levofloxacin | 97(63) | 45(63) | 24(69) | 21(58) | 19(68) | 14*(88) | 6(46) | 4(80) | 2(100) | 1(50) | 2(100) | 00 | 2(100) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 2(67) |
Amikacin | 7(5) | 4(6) | 2(6) | 2(6) | 00 | 1(6) | 1(8) | 1(20) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 |
Gentamicin | 47(30) | 21(30) | 11(31) | 10(28) | 10(36) | 5(31) | 3(23) | 1(20) | 2(100) | 00 | 1(50) | 1(50) | 00 | 2(100) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 1(33) |
Amoxicillin-clavulanic acid | 111(72) | 48(68) | 25(71) | 23(64) | 22(79) | 10(63) | 9(69) | 2(40) | 00 | 00 | 00 | 1(50) | 1(50) | 1(50) | 1(100) | 1(100) | 00 | 00 | 1(100) | 1(100) | 1(100) | 2(67) |
Trimethoprim sulfonamides | 130(84) | 61(86) | 30(86) | 31(86) | 24(86) | 13(81) | 10(77) | 4(80) | 2(100) | 1(50) | 1(50) | 1(50) | 2(100) | 2(100) | 1(100) | 1(100) | 1(100) | 1(100) | 1(100) | 1(100) | 00 | 3(100) |
Nitrofurantoin | 9(6) | 9(13)*** | 6(17)*** | 3(8) | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 00 |
Fosfomycin | 15(10) | 9(13) | 3(9) | 6(17) | 00 | 2(13) | 00 | 00 | 00 | 1(50) | 00 | 1(50) | 1(50) | 00 | 00 | 00 | 00 | 00 | 1(100) | 00 | 00 | 00 |