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 1909

[Report of the Medical Officer of Health for Willesden]

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Table: TABLE showing the incidence of Measles upon Children definitely exposed to infection, distributed according to age and history of previous attack.CONTACTS STATED NOT PREVIOUSLY TO HAVE SUFFERED.

TABLE showing the incidence of Measles upon Children definitely exposed to infection, distributed according to age and history of previous attack.

CONTACTS STATED NOT PREVIOUSLY TO HAVE SUFFERED.

Age Periods.1908.1909.1908.9 totals.
No. of Contacts in House.No. of Contacts attacked.Percentage attacked.No of Contacts in Home.No. of Contacts attacked.Percentage attacked.No. of Contacts.No. of Contacts attacked.Per. centage attacked.
0—425620278.945433974.771054176.2
4.5342882.3725373.61068176.4
5—6201470.0483062.5684464.7
6 —111872.7352468.5463269.5
7—8151173.3351440.0502550.0
8—911545.4271140.8381642.1
9—1010550.019736.8291241.4
10.152528.035720.060915.0
15 and up20——7345.59344.3
40227568.479848961.3120076463.7

Table: CONTACTS STATED PREVIOUSLY TO HAVE SUFFERED.

CONTACTS STATED PREVIOUSLY TO HAVE SUFFERED.

0—46323.246510.9109764
4—533412.13425.96769.0
5—64025.03912.67933.8
6.75523.66611.512132.5
7.86223.2105——16721.2
8—957—-12564.818263.3
9—106922.913910.720831.4
10-1528010.346630 674640.5
15 and up112230.21735——285730.1
1781181.012755190.74536370.8

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The immunity conferred by increasing age in children is strikingly
confirmed by the further figures of the cases investigated. A remarkable
fact brought out by more detailed analysis of the age group 0—4
is the striking immunity of infants under six months of age and the
very high degree of susceptibility of infants between six and twelve