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the disease in this school after the holidays, but apparently this
local outbreak set the infection going again all over the parish,
for there has continued to be an undue prevalence up to the
present time. For age distribution, second attacks, &c., see
Table V.
Diphtheria and Membranous Croup.
10. There were 118 cases of Diphtheria and Croup notified,
compared with 118 and 179 in the two preceding years. St.
Margaret's parish was most affected having a per centage of '36
cases; the other parishes varied from 12 in St. John's, T9 in
All Saints' and St. James', to 25 in St. Nicholas'. As with
Scarlet Fever the Slade School was most affected, this school
being attended by children from the patient's house in 25 cases
out of 88 in which some school was attended. This does not
mean, however, that the patient attended this school in 25
cases ; on the other hand, it is very often the case that the first
patient in a house does not attend school at all. In 24 cases of
Diphtheria out of 46, of which I have kept records, the patient
did not attend school and 22 of them were the first cases in the
house. Table V. gives the figures for the other schools; it is
to be read thus:— in 11 cases of Diphtheria, children from the
same house as the patient attended Ancona Road School, in 6
cases Earl Street School, and so on.
The disease was most prevalent in the last quarter of the
year, when there were 49 cases, the numbers for the first three
quarters being 27, 28, and 14.
11. Table V. also shews that nearly half the cases were
under 5 years of age, and that in 9 cases only out of 118 was a