A Manual of public health1890 - 676 páginas |
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Página 13
... given : 1,000 156,290 = 006398 , and 006398 x 2,989 = 19 · 1 ; or , by the use of logarithms , the logarithm of the factor is added to the logarithm of the deaths ; thus— Logarithm of 006398 = 3.80607 • Logarithm of 2,989 = 3.47553 ...
... given : 1,000 156,290 = 006398 , and 006398 x 2,989 = 19 · 1 ; or , by the use of logarithms , the logarithm of the factor is added to the logarithm of the deaths ; thus— Logarithm of 006398 = 3.80607 • Logarithm of 2,989 = 3.47553 ...
Página 14
... given above . But with regard to rates based upon monthly returns , to multiply births or deaths by 12 will always produce a considerable error , because some months have four weeks , others five . The method generally adopted is to ...
... given above . But with regard to rates based upon monthly returns , to multiply births or deaths by 12 will always produce a considerable error , because some months have four weeks , others five . The method generally adopted is to ...
Página 17
... given the corrections which must be applied to the death - rates for age and sex distribution , so as to make the urban death - rates comparable with that of the country ( England and Wales ) as a whole . Out of the 28 towns , the ...
... given the corrections which must be applied to the death - rates for age and sex distribution , so as to make the urban death - rates comparable with that of the country ( England and Wales ) as a whole . Out of the 28 towns , the ...
Página 23
... given number born live through each year of subsequent life , and what is the sum of the number of years they live . The sum of these years divided by the lives is the mean duration of life.1 It is the mean lifetime of a generation of ...
... given number born live through each year of subsequent life , and what is the sum of the number of years they live . The sum of these years divided by the lives is the mean duration of life.1 It is the mean lifetime of a generation of ...
Página 24
... given in life tables . The follow- ing is Mr. Noel Humphrey's short table showing clearly how the recent decline in the English death - rate has affected the mean after - lifetime at various ages : - TABLE VII . SHOWING MEAN AFTER ...
... given in life tables . The follow- ing is Mr. Noel Humphrey's short table showing clearly how the recent decline in the English death - rate has affected the mean after - lifetime at various ages : - TABLE VII . SHOWING MEAN AFTER ...
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Términos y frases comunes
ammonia animals anthrax apparatus atmosphere bacillus blood Board Boiler boiling Bye-Laws for Regulating carbon dioxide carbonic acid carried cause cent chamber chlorine cholera cistern clean closet colour containing cowkeeper Cowshed cresol Crown 8vo cubic feet cubic foot deaths diameter diarrhoea diphtheria discharge disease disinfectant distilled district drain Edition experiments fever filter gallons gases gelatin grms guinea-pigs heat inches infection inoculation intestine iron lime liquid litre London London County Council lung manufacture matter means Medical Officer Metropolis Metropolitan Board micro-organisms milk minute mortality nitrogen nuisance odour offensive Officer of Health organic oxygen person phenol pipe pneumonia premises pressure quantity receptacles sanitary authority scarlet fever sewage sewer shaft slaughterhouse solution spores steam substances sulphate sulphuric acid syphon temperature tube tubercle tubercular tuberculosis typhoid typhus vapour velocity ventilation vessels water supply weight
Pasajes populares
Página 21 - Popular Fairy Stories. Selected and rendered anew by the Author of "JOHN HALIFAX, GENTLEMAN.
Página 613 - Hour or milk appears to such medical officer or inspector to be diseased or unsound, or unwholesome or unfit for the food of man, he may seize and carry away the same himself or by an assistant, in order to have the same dealt with by a Justice.
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Página 254 - Every person who shall offend against any of the foregoing byelaws shall be liable for every such offence to a penalty of five pounds and in the case of a continuing offence to a further penalty of...
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