TABLE 4.

Clinical and laboratory data for patients with false-negative results with ODK0501^a

Patient	Final diagnosis	Gender, age (yr)	Underlying disease	Prior antibiotic therapy	Result of Gram stain for S. pneumoniae	Binax Now S. pneumoniae antigen test result	No. of copies/μg DNAb	Time from symptom onset until assay performance (days)
1	Pneumonia	M, 28	None	None	+	−	6 × 106	1
2	Pneumonia	M, 65	COPD	None	−	−	1 × 106	3
3	Pneumonia	M, 33	None	CAM, CAZ	+	+	9 × 106	5
4	Pneumonia	F, 33	None	None	−	−	5 × 105	2
5	Pneumonia	M, 42	Interstitial pneumonia	SBTPC	+	Not tested	4 × 105	2
6	Pneumonia	M, 64	Collagen disease	CTRX	−	−	1 × 105	6

^aCAM, clarithromycin; CAZ, ceftazidime; SBTPC, sultamicillin; CTRX, ceftriaxone.

^bDetermined by S. pneumoniae real-time PCR.