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Of the 1,208 cases which were given a Primary Schick 832
were positive, a percentage of 69 ; 376 were negative, a percentage
of 31. A more detailed table giving the results of Schick tests at
ages is appended.
351 of the new 1938 cases completed a course of T.A.M., 49
of T.A.F., and 244 of A.P.T., a total of 644 completed cases.
Cases are not considered completed if they have not been proved
Schick negative by a re-test. 497 cases were unfinished on
December 31st. 24 cases defaulted or left the district.
The 508 cases carried over from 1937, together with 644 completed
1938 cases, give 1,152 cases that completed their treatment
in 1938. The total number of cases that attended the Clinic in
1938 was 2,049.
5 cases carried over from 1937 were found to be Schick positive
after three injections of prophylactic. Four were given another
injection and on re-test were found to be negative. The fifth was
a case to which reference was made in last year's report. After 7
injections of T.A.M. she became Schick negative.
As stated above 644 of the 1938 cases completed treatment.
Pour of the cases that received T.A.M. were still Schick positive
after 3 injections, a Schick negative rate of 98.8%. Two cases that
received T.A.F. were still Schick positive, a post-Schick negative
rate of 98%. One case carried over from 1937 was Schick positive
after two injections of A.P.T. All these cases were given a further
injection and were found to be Schick negative three months later.
The following figures give some further details of attendances
Iat the Clinic.
Total number of sessions held 115
Highest attendance at any one session 152
Lowest attendance at any one session 10
Average attendance per session 56
Reactions.
Local Reaction to T.A.M.—10 mild reactions were recorded
and 3 fairly severe ones, after the 1st injection. 2 mild reaction-)
after the 2nd injection were recorded. One boy, who started treatment
in 1937, experienced a severe reaction after the 2nd injection