M 127
B.-SEROLOGY.
(1) Serological reactions for Syphilis.-Eight thousand two hundred and fifty-seven sera were subjected to test.
The percentage figures for the different results are as follows:-
Strong Positive
Positive
Weak positive
Doubtful
Negative
36%
8%
50%
6%
6%
.44%
The increase in the total number of sera tested continues year by year in conformity with the development of the V.D. clinics, and forms a very important part of the activities of the Institute
EXAMINATION OF BLOOD SERA FOR SYPHILIS.
EUROPEAN INDIAN CHINESE Total M. F. M. F. M. F. Strong positive 57 5 78 10 2,186 663 2,999 Positive 24 3 50 2 429 141 649 Weak positive 17 3 34 3 290 109 456 Doubtful 24 1 49 2 359 84 519 Negative 322 22 266 15 1,935 1,074 3,634 Grand total 444 34 477 32 5,199 2,071 8,257(2) Agglutination tests.-No comment is necessary on this heading. The technique used in performing the test is the same as used previously, namely, the method of qualitative receptor analysis.