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31 [1935
PREVENTION OF INFECTION.
Notification, Isolation, Fatality, or Specified Diseases under the
Provisions of the Public Health (London) Act, 1891.
The Principal Diseases Include :—
Small Pox, Diphtheria, Scarlet Fever, Enteric Fever, Typhus, Continued Fever,
Puerperal Fever and Erysipelas.
1,639 cases of the principal diseases which are notifiable under the Public
Health (London) Act, 1891, came to the knowledge of the Medical Officer of
Health. This number does not include other communicable ailments, which are
also notifiable. The complete list of infectious diseases which are notifiable in
Islington will be found on page 35. No case of either Typhus or of Continued
Fever was notified. '
The total cases notified are 588 less than those of the previous year (2,227),
and 498 below the average (2,137) of the preceding ten years. The decreases when
contrasted with the decennial averages are to be found in the returns from
Scarlet Fever, Diphtheria, Enteric Fever, Erysipelas and Puerperal Fever, which
were respectively 410, 43, 8, 24 and 11 below the average.
The 1,639 cases were equal to an attack-rate of 5.32 per 1,000 of the civil
population.
The returns for the preceding ten years are given in the following statements
:—
Attack-rates per 1,000
Year. Cases. civil population.
1926 2,194 6j'47
1926 1,918 5-65
1927 1,813 542
1928 . 2,260 . 6-96
1929 2.439 . 7 62
1930 ... 3,067 ... 9 38
1931 ... 2,111 ... 6-50
1932 ... 1,962 ... e-04
1933 ... 2,016 ... 6-32
1934 ... 2,227 ... 7 08
10 years average 2,137 6 58
1935 ... 1,639 ... 5-32
Registration Sub-Districts.—The total number of cases notified in these
districts was as follows :—
Total cases notified.
Tufnel 168
Upper Holloway 192
Tollington 211
Lower Holloway 172
Highbury 254
Barnsbury 267
Islington South-East ... 375
Total 1,639
SMALL POX.
There was no case notified in 1935, as against 70 cases in 1934.
Diphtheria was responsible for 760 cases of illness, which were 43 below
the average (803) of the preceding ten years. The attack rate was equal to 2.46
per 1,000 of the civil population annually, and was 0.01 below the mean rate (2.47)
of the decennial period. In London the attack rate was 2.2 per 1,000,