Death rates (annual basis) for principal causes per 100,000 lives exposed, December and year, 1921, and January, 1921 and 1922.

[Industrial Department, Metropolitan Life Insurance Co.]

Death rates (annual basis) per 100,000 persons exposed. for principal causes, compared by color, for the last quarters of the years 1919, 1920, and 1921.

[Industrial Department, Metropolitan Life Insurance Co.]

Death rate per 100,000 persons exposed.

Cause of death.

White.

Colored.

Oct.-Dec., Oct.-Dec., Oct.-Dec., Oct.-Dec., Oct.-Dec., Oct.-Dec.,

1919.

CONFERENCE OF HEALTH AUTHORITIES.

ANNUAL CONFERENCE OF STATE AND TERRITORIAL HEALTH AUTHORITIES WITH THE UNITED STATES PUBLIC HEALTH SERVICE TO BE HELD AT WASHINGTON, D. C., ON MAY 17 AND 18, 1922.

The Twentieth Annual Conference of State and Territorial Health Authorities with the United States Public Health Service will be held at Washington, D. C., on May 17 and 18, 1922.

It is expected that important State and National public health matters will be brought before the conference for action and the Surgeon General has urged that each State be represented by an official delegate and also that the chief sanitary engineers of the different States be present.

DEATHS DURING WEEK ENDED MAR. 4, 1922.

Summary of information received by telegraph from industrial insurance companies for week ended Mar. 4, 1922, and corresponding week, 1921. (From the Weekly Health Inder, Mar. 7, 1922, issued by the Bureau of the Census, Department of Commerce.)

Death claims per 1,000 policies in force, annual rate..........

Deaths from all causes in certain large cities of the United States during the week ended Mar. 4, 1922, infant mortality, annual death rate, and comparison with corresponding week of 1921. (From the Weekly Health Index, Mar. 7, 1922, issued by the Bureau of the Census, Department of Commerce.)

1 Annual rate per 1,000 population.

Enumerated population Jan. 1, 1920.

11. Cities left blank are not in the registration area for births.

Deaths under 1 year per 1,000 births-based on deaths under 1 year for the week and estimated births

Deaths from all causes in certain large cities of the United States during the week ended Mar. 4, 1922, infant mortality, annual death rate, and comparison with corresponding week of 1921. (From the Weekly Health Index, Mar. 7, 1922, issued by the Bureau of the Census, Department of Commerce.)—Continued.

PREVALENCE OF DISEASE.

No health department, State or local, can effectively prevent or control disease without knowledge of when, where, and under what conditions cases are occurring.

UNITED STATES.

CURRENT STATE SUMMARIES.

Telegraphic Reports for Week Ended Mar. 11, 1922.

These reports are preliminary, and the figures are subject to change when later returns are received by the State health officers.