TABLE 3.

Agreement rates for different species in the intercenter evaluation for all centers participating in the study.

Species	Diagnosis	N 1	%2	CI 95%3
K. pneumoniae	Agreement rate	329	96.2%	93.6–97.8%
	Minor errors	9	2.6%	1.4–4.9%
	Very major errors	4	1.2%	0.5–3.0%
E. coli	Agreement rate	206	91.6%	87.2–94.5%
	Minor errors	13	5.8%	3.4–9.6%
	Very major errors	6	2.7%	1.2–5.7%
E. cloacae	Agreement rate	71	98.6%	92.5–99.8%
	Minor errors	1	1.4%	0.2–7.5%
	Very major errors	0	0.0%	0.0–5.1%
K. oxytoca	Agreement rate	9	100.0%	70.1–100.0%
	Minor errors	0	0.0%	0.0–29.9%
	Very major errors	0	0.0%	0.0–29.9%

¹Number of isolates included in each category.

²Percentage of isolates from each species that fit in each diagnosis category.

³The calculations are performed for a 95% confidence interval (CI).