Table 1

Antinuclear antibodies (ANA) in systemic lupus erythematosus (SLE) by immunofluorescence (IFA) and solid phase immunoassay

ReferenceNo of SLE patientsIFA (% SLE patients positive)Solid phase assay (% SLE patients positive)Solid phase assay method
95591% (1:80)*87% 89%Radim SpA EIA Zeus
78%EIA VarElisa ReCombi
115391% (>1:50)49%Athena Multilyte
1671 (including SLE, DLE, drug-induced)98% (1:40)91%RADIAS (Bio-Rad)
173476% (>1:160)62%ELIA Pharmacia
1920287%75%VarElisa ELISA
305084% at 1:5040%AntiNucleosomes GmbH
80% at 1:100 76% at 1:20056%QUANTA Lite (INOVA)
283892%79%QUANTA Lite (INOVA)
3219299% (81%)75.50%Bioplex
333597% (>1:160)100% 94%Quanta Life Bio-Rad
  • * Indicates the dilution used if reported in the paper.

  • Two different percentages are reported in the paper.