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Table 3 Accuracy of MALDI-TOF MS identification

From: Application of MALDI-TOF MS to rapid identification of anaerobic bacteria

GenusNumberaMALDI biotyperbVitekb
Parabacteroides42/6100% (I2 = 0.0%, P > 0.01)72% (I2 = 83.3%, P > 0.01)
Peptostreptococcus41/91100% (I2 = 0.0%, P > 0.01)97% (I2 = 76.6%, P > 0.01)
Eggerthella36/26100% (I2 = 21.8%, P > 0.01)77% (I2 = 0.0%, P > 0.01)
Parvimonas205/7100% (I2 = 35.5%, P > 0.01)98% (I2 = 19.0%, P > 0.01)
Clostridium779/82098% (I2 = 63.5%, P < 0.01)94% (I2 = 96.7%, P < 0.01)
Finegoldia233/1798% (I2 = 77.8%, P < 0.01)99% (I2 = 2.0%, P > 0.01)
Prevotella404/10592% (I2 = 84.1%, P < 0.01)92% (I2 = 0.0%, P > 0.01)
Bacteroides1517/43597% (I2 = 89.4%, P < 0.01)96% (I2 = 74.8%, P < 0.01)
Fusobacterium214/3491% (I2 = 89.7%, P < 0.01)92% (I2 = 84.8%, P = 0.01)
Propionibacterium605/690% (I2 = 91.6%, P < 0.01)100% (I2 = 0.0%, P > 0.01)
Peptoniphilus41/9185% (I2 = 92.4%, P < 0.01)62% (I2 = 96.8%, P < 0.01)
Actinomyces79/2874% (I2 = 94.5%, P < 0.01)74% (I2 = 0.0%, P > 0.01)
  1. aThe left side of / is the number of samples of MALDI biotyper, and the right side of / is the number of samples of Vitek
  2. bThe higher I-square values combined P value more than 0.1 mean the higher heterogeneity between those studies
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