Table 2.

Reactivities of 51 PCM patient serum samples by the ID and LA tests

SerumIDLA
No. of specimens% positiveNo. of specimens% positive
Not diluted5101632
1:21019510
1:4132536
1:8714510
1:164848
1:3224815
1:644824
>1:64a2400
Nonreactive48815
Total5110051100
  • a One sample corresponded to a dilution of 1:128 and other to 1:1,024.