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"PRIMARY TUBERCULOUS INFECTION ATTACK RATES"

E. S. Mariette, M.D.
JAMA. 1940;114(9):820-821. doi:10.1001/jama.1940.02810090098024.
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ABSTRACT

To the Editor:—  In the Dec. 16, 1939, issue of The Journal, page 2204, Stewart and his associates published a paper on "Primary Tuberculous Infection Attack Rates." Among the group studied were nurses training in (1) a general hospital with no tuberculosis service, (2) a general hospital with a six weeks tuberculosis service, which I shall designate as hospital A, (3) a general hospital with a three months tuberculosis service, which I shall designate as hospital B, and (4) a six weeks service in a tuberculosis sanatorium and the hospital where the nurses receive the remainder of their three years training, which will be designated as C.The report attempts to compare the infection rate obtained from the six weeks service in a tuberculosis sanatorium with the three year infection rate in the two general hospitals which have a tuberculosis service. This is manifestly an unscientific and unfair comparison.According

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