Table 3A.

Serological and PCR diagnosis of leptospirosis by IFAT and PCR, northern Iran^*

Titer	IFAT+/PCR–	IFAT+/PCR+	Total
1:80	6	5	11
1:160	7	9	16
1:320	3	4	7
1:640	–	1	1
Total	16	19	35

^*IFAT = indirect immunofluorescent antibody test; PCR = polymerase chain reaction.