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. 2017 Jul 24;32(3):e22301. doi: 10.1002/jcla.22301

Table 6.

Correlation between colony count and MALDI‐TOF MS identification

GPC	MALDI score	Method 1	Method 2	P‐value
Bacterial count	MALDI score	No. of samples (%)	No. of samples (%)	P‐value
<10⁵ CFU/mL	Score >2	0/1 (0.0%)	1/7 (14.3%)	P=.225
<10⁵ CFU/mL	Score >1.7	0/1 (0.0%)	1/7 (14.3%)	P=.225
≥10⁵CFU/mL	Score >2	0/11 (0.0%)	9/20 (45.0%)	P=.008
≥10⁵CFU/mL	Score >1.7	2/11 (18.2%)	11/20 (55.0%)	P=.036

GNR	MALDI score	Method1	Method2	P‐value
Bacterial count	MALDI score	No. of samples (%)	No. of samples (%)	P‐value
<10⁵ CFU/mL	Score >2	1/6 (17.7%)	6/9 (66.7%)	P=.084
<10⁵ CFU/mL	Score >1.7	3/6 (50.0%)	7/9 (77.9%)	P=.287
≥10⁵CFU/mL	Score >2	19/29 (65.5%)	29/43 (67.4%)	P=.531
≥10⁵CFU/mL	Score >1.7	21/29 (72.4%)	40/43 (93.0%)	P=.044

CFU, colony forming unit.