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37 [1930
about the same time, and the rash may appear on another member of the household
on the morrow or the next day. The school authorities undertake the supervision
of the school child for the remaining period of the possible incubation, and we have
found in practice that this is working. fairly well.
Diphtheria was responsible for 1,242 cases of illness, which were 254 above
the average (988) of the preceding ten years. The attack rate was equal to 3.81
per 1,000 of the civil population annually, and was 0.85 above the mean rate (2.96)
of the decennial period. In London the attack.rate was 3.06 per 1,000.
DIPHTHERIA ANTI.TOXIN.
Under the Special Order of 15th August, 1910, the then Local Government
Board sanctioned the provision by the Sanitary Authority, in pursuance of
section 77 of the Public Health (London) Act, 1891, of a temporary supply of
Diphtheria Anti.toxin " for the poorer inhabitants of the district, subject to the
following conditions, that is to say, the arrangements with respect to the keeping,
distribution and use of the Diphtheria Anti.toxin shall be made in accordance with
the advice of the Medical Officer of Health."
The section of the Public Health Act referred to is that which enables the
authority with the sanction of the Local Government Board to provide a temporary
supply of medicine, etc., for the poorer inhabitants of their district. (See also
page 42.)
Applications in respect of 3 children were received for Diphtheria immunisation
(Schick Test) during the year.
ANTI.TOXIN TREATMENT.
During the year 94,000 units of Diphtheria Anti.toxin serum were issued to
Medical Practitioners in the Borough. Of this quantity 52,000 units were sold,
the total amount received by the Council being £2 13s. Od. The remaining 42,000
units were given free, owing to the patients' limited means.
Scarlet Fever..1,310 cases were notified, and they showed a decrease of
8 on the average (1,318) of the ten years 1920.29. The attack.rate was equal to
4.02 per 1,000 of the civil population annually, which is an increase of 0.07 per
1,000 of the mean rate (3.95) of the preceding ten years. In London the attack.
rate was 3.7 per 1,000 of the civil population.
Enteric Fever..31 cases were notified which were 16 more than the
average that obtained during the ten years 1920.29. The attack.rate was 0.09
per 1,000 annually, or 0.05 per 1,000 above the mean rate (0.04) of the last ten
years. In London the rate was 0.07.
Summary :.5 probably not Typhoid nor Para.typhoid, cause of 3 untraceable,
4, imported, 4 subsequent cases, 4 from salad or watercress, 7 fish, 3 shellfish,
1 defective drain.
Typhus Fever..No case was notified.
Puerperal Fever..See page 13.
Erysipelas..188 cases were notified, and were 61 above the average of the
preceding ten years, the attack.rate being 0.58 per 1,000 of the civil population.