Table 3: Reliability, promptness and accuracy between Widal and stool in the diagnosis of typhoid fever.

Variable Characteristic Frequency Percentage (%)
Salmonella colonies Present 44 39.3
Not present 68 60.7
Total 112 100.0
Gram reaction Negative rods 44 39.3
NA 68 60.7
Total 112 100.0
Motility Motile 44 39.3
NA 68 60.7
Total 112 100.0
KIA *Positive 44 39.3
NA 68 60.7
Total 112 100.0

KIA: *Positive = Red slant, yellow butt, weak H2S reaction (black colony centres), no gas
NA: = Not Applicable