TABLE 2.

Correlation of PCR, culture, and microscopic examination in different kinds of samples

Kind of sample and PCR resulta	No. of indicated resulta obtained by:
	Culture		Direct examination
	+	−	+	−	Total
Blood
+	14	24	36	2	38
−	0	14	6	8	14
Total	14	38	42	10
Lymph node aspirate
+	26	21	47	0	47
−	0	5	0	5	5
Total	26	26	47	5

^a+, positive; −, negative.