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Comments regarding ?On prognosis? by William Farr (1838), with reconstruction of his longitudinal analysis of smallpox recovery and death rates

B. Burt Gerstman
2003 Sozial- und Präventivmedizin  
On page 281 Farr states The probability of recovery is shown by the numbers of column A and column B, in juxtaposition.  ...  Column C ("To Recover or Die") contains those remaining alive but ill as of the beginning of the interval (simply the sum of column A and column B).  ... 
doi:10.1007/s00038-003-3001-y pmid:14626619 fatcat:go4btm4fc5fknf3q42vam3ekeq

Comments regarding "On prognosis" by William Farr (1838), with reconstruction of his longitudinal analysis of smallpox recovery and death rates [chapter]

B. Burt Gerstman
2004 A History of Epidemiologic Methods and Concepts  
On page 281 Farr states The probability of recovery is shown by the numbers of column A and column B, in juxtaposition.  ...  Column C ("To Recover or Die") contains those remaining alive but ill as of the beginning of the interval (simply the sum of column A and column B).  ... 
doi:10.1007/978-3-0348-7603-2_7 fatcat:wiqqeppkwrbu3pkl3dcozwt7pu

Interexaminer Reliability of Supine Leg Checks for Discriminating Leg-Length Inequality

H. Charles Woodfield, B. Burt Gerstman, Renate Henry Olaisen, Dale F. Johnson
2011 Journal of Manipulative and Physiological Therapeutics  
Wright and Feinstein 35 consider unreliable clinical measurements to be the result of 3 sources of variability: (a) the patient, (b) the procedure, and (c) the clinician.  ...  The side and extent of LLI were classified as: (a) left leg shorter by more than 1/4 in, (b) left leg shorter by between 1/8 and 1/4 in, (c) left leg shorter by less than 1/8 in, (d) legs even, (e) right  ... 
doi:10.1016/j.jmpt.2011.04.009 pmid:21621725 fatcat:vf26xacbxfa7ppskta56kt2kku