Figure: 4 TAC §35.2(b)(7)

Interpretation of STT and SPT Results

Test Results

    Non-Strain 19 Vaccinated

Strain 19 Vaccinated

1:50

1:100

1:200

   

-

-

-

Negative

Negative

I

-

-

Suspect

Negative

+

-

-

Suspect

Negative

+

I

-

Suspect

Suspect

+

+

-

Reactor

Suspect

+

+

I

Reactor

Suspect

+

+

+

Reactor

Reactor

(- equals No Agglutination; I equals Incomplete Agglutination; + equals Complete Agglutination)