Table 2.

Detailed evaluation of all ICT-positive patientsa

Patient group (no. of patients)No. of patients positive by:
OptiMALICT (postabsorption)b
Rheumatoid arthritis
 RF only (18)22
 RF + ANAs (6)11
 ANAs only (3)00
Chronic hepatitis C (8)10
Schistosomiasis (2)00
Toxoplasmosis (2)00
  • a All of the ICT-positive patients tested negative for malaria antibodies by IFA.

  • b The absorption of RF was determined as described in Materials and Methods. All of the absorbed sera tested negative for RF.