TABLE 3.

MBL detection by DDST: results of SN, SP, PPV, and NPV stratified into seven groups according to pathogen species and MBL type produced

GroupCeftazidime resultImipenem result
Distance (cm) between IMBL and diskEDTAMPAMACEDTAMPAMAC
SNSPPPVNPVSNSPPPVNPVSNSPPPVNPVSNSPPPVNPVSNSPPPVNPVSNSPPPVNPV
General1.076.157.981.4508752.681.662.58752.681.662.597.84781.89093.557.984.378.68763.285.166.7
1.567.484.291.251.689.152.68266.780.468.48659.182.684.292.766.793.589.595.68582.684.292.766.7
2.045.794.795.541.98784.29372.782.684.292.766.75094.795.843.991.38493.38080.494.797.466.7
2.510.910010031.782.689.5956869.689.594.154.81310010032.267.494.796.954.539.194.997.439.1
3.00100-a29.265.210010054.326.110010035.84.310010030.228.310010036.519.610010033.9
Acinetobacter spp.1.03010010046.27010010066.77010010066.710033.371.41001005076.91009066.781.880
1.510100100407010010066.77010010066.79066.781.8801001001001009010010085.7
2.00100-37.57010010066.7601001006060100100601001001001009010010085.7
2.50100-37.55010010054.55010010054.510100100409010010085.75010010054.5
3.00100-37.52010010042.91010010040101001004060100100603010010046.2
Pseudomonas aeruginosa1.092.933.386.75096.433.387.166.796.450907596.433.387.166.789.383.396.262.582.110010054.5
1.585.766.792.35010033.387.510089.366.792.657.17510010046.289.310010066.77510010046.2
2.057.110010033.310010010010096.410010085.735.71001002585.71001006071.410010042.9
2.514.31001002010010010010082.110010054.510.710010019.453.610010031.628.610010023.1
3.00100-17.682.110010054.539.310010026.10100-17.610.710010019.410.710010019.4
Enterobacterial1.071.442.955.66071.428.6505071.414.345.533.310071.477.810010042.963.610010028.658.3100
1.571.485.783.37571.428.6505057.142.9505010085.787.5100.010071.467.810010057.170100
2.057.185.78066.757.157.157.157.157.157.157.157.185.785.785.785.710057.17010010085.787.5100
2.514.310010053.857.171.466.762.542.971.46055.628.610010058.385.785.785.785.757.185.78066.7
3.00100-5057.1100100700100-5014.310010053.857.11001007042.910010063.6
IMP1.07557.972.461.189.352.673.576.992.952.674.383.396.447.4739092.957.976.584.685.763.277.475
1.567.984.286.46489.352.673.576.992.968.481.386.789.384.289.384.292.989.592.989.585.784.288.980
2.05094.793.356.389.384.289.384.289.384.289.384.253.694.793.858.192.984.289.788.985.794.79681.8
2.57.110010042.285.789.592.38182.189.59277.310.710010043.278.694.795.7755094.796.356.3
3.00100-40.471.410010070.432.1100100507.110010042.239.310010052.828.610010048.7
SPM1.09057.952.991.710052.652.610010052.652.610010047.45010010057.955.610010063.258.8100
1.57084.27084.210052.652.61008068.457.186.75084.262.576.210089.583.31008084.272.588.9
2.03094.7757210084.276.910010084.276.91002094.766.769.29084.27594.17094.787.585.7
2.51010010067.910089.583.31006089.575810100-65.54094.780751094.75066.7
3.00100-65.57010010086.41010010067.90100-65.50100-66.50100-65.5
VIM1.066.757.933.384.65052.62576.95052.62576.910047.437.510083.357.938.591.766.763.236.485.7
1.566.784.257.188.966.752.630.883.333.368.42576.510084.266.710083.389.571.494.466.784.257.188.9
2.05094.77585.75084.25084.233.384.2408083.394.783.394.783.384.262.594.166.794.78090
2.516.710010079.25089.5608533.389.550815010010086.466.794.7809033.394.766.781.8
3.00100-7633.310010082.616.710010079.20100-7616.710010079.216.710010079.2
  • a -, Results could not be calculated because denominator values were 0.