Table 2.

Correlation between results obtained by amplification of M. pneumoniae DNA (NPCR and PCR) and serology (immunoblot)

Group (n)No. of patients with indicated resulta by:
NPCR/SerologyPCR/Serology
+/+0/0+/00/++/+0/0+/00/+
I (90)3843038700
II (50)6440064400
III (50)8420064202
Total (190)17170301517302
  • a +, positive result; 0, negative result; +/+, correlation of two test systems.