London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Willesden 1907
[Report of the Medical Officer of Health for Willesden]
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75
primaries by shorter intervals. This does not apply, however, to
cases recurring in infected houses within 12 months of the primary
infection of the house.
It may be mentioned that the group of cases recurring at intervals
6-12 months, when subdivided into two groups 6-9 and 9-12 months,
were found in an analysis of several years' returns to give equal
numbers in each group, namely 12 and 12.
The above data relate merely to notifications.
The following table shows in each of the respective years the
number of houses in which there occurred single cases, 2 cases, 3 cases,
and 4 or more cases of scarlet fever, as judged from the notifications
received.
Table No . 34.
Showing the number of houses in which single and grouped multiple cases of Scarlet Fever occurred during each year.
| 1 case. | 2 cases. | 3 cases. | 4 cases or more. | Total notified in year. | |
|---|---|---|---|---|---|
| 1904 | 179 | 31 | 14 | 10 | 326 |
| 1905 | 242 | 42 | 10 | 7 | 397 |
| 1906 | 392 | 81 | 20 | 5 | 637 |
| 1907 | 354 | 70 | 29 | 14 | 641 |
| 1,167 | 224 | 73 | 36 | 2,001 | |
| Percentage of total | 58.3 | 12.2 | 3.7 | 1.8 | - |
THE RELATIONSHIP OF SORE THROAT TO THE
SPREAD OF SCARLET FEVER.
A fact having an important bearing upon the spread of Scarlet
Fever has been the subject of observation for several years. I was