The Elements of Vital StatisticsLondon, 1889 - 327 стор. |
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Сторінка 4
... calculated is increased year by year . 3. The Registrar - General's method is based on the assump- tion that the same rate of increase will hold good as in the previous intercensal period . In order to show how this principle is applied ...
... calculated is increased year by year . 3. The Registrar - General's method is based on the assump- tion that the same rate of increase will hold good as in the previous intercensal period . In order to show how this principle is applied ...
Сторінка 7
... calculated birth - rate of England and Wales fell from 33.9 in 1881 to 31-4 in 1887 , but even in the impro- bable event of the Bradford birth - rate falling in the same proportion it would be only 30'6 . If the true birth - rate was ...
... calculated birth - rate of England and Wales fell from 33.9 in 1881 to 31-4 in 1887 , but even in the impro- bable event of the Bradford birth - rate falling in the same proportion it would be only 30'6 . If the true birth - rate was ...
Сторінка 9
... calculated . Thus in the Wandsworth District the average birth - rate for the ten years 1872-81 was 35-68 per 1,000 , and the number of births in 1881 was 7,582 . Therefore the population in 1881 , on the assumption that 35.68 was the ...
... calculated . Thus in the Wandsworth District the average birth - rate for the ten years 1872-81 was 35-68 per 1,000 , and the number of births in 1881 was 7,582 . Therefore the population in 1881 , on the assumption that 35.68 was the ...
Сторінка 10
... calculated on the Registrar - General's official estimate of the population ; and the preceding method can therefore ... calculation in vital statistics rests on the assumption that the population is accurately known , and consequently ...
... calculated on the Registrar - General's official estimate of the population ; and the preceding method can therefore ... calculation in vital statistics rests on the assumption that the population is accurately known , and consequently ...
Сторінка 50
... calculations , 27 years , which represents the duration of married life , and approximately the time during which the issue of the marriage enjoy the joint protection of both parents . The further mean lifetime of the surviving parent ...
... calculations , 27 years , which represents the duration of married life , and approximately the time during which the issue of the marriage enjoy the joint protection of both parents . The further mean lifetime of the surviving parent ...
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Загальні терміни та фрази
after-lifetime age and sex age and sex-distribution age at death age-groups age-period Annual Deaths Annual Report Army average number back-to-back houses Brighton calculated cancer causes of death cent column compared correct decennium decrease density diarrhoea different ages diphtheria England and Wales English Life Table Enteric Fever error estimated excess fact fallacies Farr Farr's following table given greater groups of ages Healthy Districts hospitals illegitimacy increase infantile mortality influence Life-Table London marriage mean age mean duration measles medical officers method Million Living notification number living number of births number of deaths number of persons obtained occupation Ogle Ogle's period phthisis preceding table premature birth prevalence probability proportion Puerperal Fever rate of mortality ratio Registrar-General Registrar-General's registration returns rural scarlet fever shown sickness smallpox smallpox mortality stationary tion total deaths total number towns trustworthy United Kingdom unvaccinated urban vaccination varying Wandsworth whooping cough zymotic diseases
Популярні уривки
Сторінка 222 - I see a bridge, said I, standing in the midst of the tide. The bridge thou seest, said he, is Human Life : consider it attentively.
Сторінка 222 - There were indeed some persons, but their number was very .small, that continued a kind of hobbling march on the broken arches, but fell through one after another, being quite tired and spent with so long a walk.
Сторінка 222 - I see multitudes of people passing over it, said I, and a black cloud hanging on each end of it. As I looked more attentively, I saw several of the passengers dropping through the bridge, into the great tide that flowed underneath it, and upon further examination perceived there were innumerable trapdoors that lay concealed in the bridge, which the passengers no sooner trod upon, but they fell through them into the tide and immediately disappeared. These hidden pitfalls were set very thick at the...
Сторінка 62 - Wales is shown in the following table : — It will be seen that the...
Сторінка 25 - They correspond to the Zymotic diseases of Dr. Farr'g classification. " Section B comprises for the most part disorders which are apt to invade different parts of the same body simultaneously or in succession. These are sometimes spoken of as constitutional diseases, and they often manifest a tendency to transmission by inheritance.
Сторінка 222 - As I looked more attentively, I saw several of the passengers dropping through the bridge into the great tide that flowed underneath it; and upon further examination perceived that there were innumerable trapdoors that lay concealed in the bridge, which the passengers no sooner trod upon, but they fell through them into the tide, and immediately disappeared. These hidden pitfalls were set very thick at the entrance of the bridge, so that throngs of people no sooner broke through the cloud, but many...
Сторінка 68 - All that we can do, is to keep steadily in mind that each organic being is striving to increase at a geometrical ratio; that each at some period of its life, during some season of the year, during each generation or at intervals, has to struggle for life, and to suffer great destruction.
Сторінка 66 - I have referred rests on this doctrine : ' the population is increasing in a geometrical progression, the means of subsistence in an arithmetical progression, and unless wars, destructive epidemics, marshes, dense towns, close workshops, and other deadly agents, carry off the excess of the numbers born — unless the outlets of life and blood be left open — the whole people must be exposed to a slow process of starvation.
Сторінка 17 - They may be regarded as storehouses of facts which have been arranged on methods that are approved as the most useful and convenient, and to which, both now and in future years, students of vital statistics may resort for the elucidation of questions bearing on the social condition of the people, on national progress, on life, health, and disease.
Сторінка 241 - Nothing is more proverbially uncertain than the duration of human life when the maxim is applied to an individual, but there are few things less subject to fluctuation than the average duration of life in a multitude of individuals.