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Table 1 Qualitative slide agglutination reaction results of Widal test of febrile patients suspected of typhoid fever in St. Paul’s hospital

From: A comparative study of Widal test with blood culture in the diagnosis of typhoid fever in febrile patients

Reaction result O antigen H antigen
Frequency (%) Frequency (%)
Reactive 127 (47.0) 72 (26.7)
Weakly reactive 33 (12.5) 55 (20.4)
Non reactive 110 (40.7) 143 (53.0)
Total 270 (100.0) 270 (100.0)