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These facts are noteworthy in order to demonstrate the
importance of pasteurisation of milk which ensures
distribution of milk free of tubercular infection.
XIV.—RAG FLOCK ACTS, 1911-1928.
Three raj? flock samples were submitted for analysis,
two of which conformed to standard, but one contained
a somewhat excessive proportion of chlorine. Flock is
deemed to conform to the standard laid down in the
regulations when it does not exceed 30 parts chlorine per
100,000 parts of flock. In the case of the defective sample
the remaining quantity of stock was destroyed by the firm
concerned, and a subsequent sample proved quite
satisfactory.
XV.—INFECTIOUS DISEASES CONTROL.
Appendix IX. gives the incidence of all notifiable
infectious diseases in wards, the cases removed to hospital,
the attack rate per 1,000 population, the deaths and the
death rates.
Appendix IXa. gives the age groups.
Scarlet Fever.
One hundred and sixty-seven cases were notified
during the year, 135 of them were removed to hospital,
while the balance of 32 were isolated at home. The
practice of removal to hospital of mild uncomplicated
cases of scarlet fever is not one to be encouraged, and yet
80.8 per cent, of cases are still admitted to hospital.
116 families had one case in the family.
16 „ „ 2 cases „ „ „
3
2 „ „ „ „ „ „
2 „ „ 4 „ „ „ „
1 „ „ 5 „ „ „ „
Return cases, that is to say cases occurring in the same
family within twenty-eight days after discharge of first
case from hospital amounted to 10 cases.
The swabbing of cases is confusing owing to the fact
that the causative organism is so widely spread, even