DOCUMENTATION FOR APENDIX III DATA
 
This file contains 315 records with data on cases and controls from the
Leisure World study of endometrial cancer as related to treatment with
estrogens for menopausal syptoms and other risk factors.  See the article
by Mack et al in NEJM 294:1262-1267, 1976 for a full description.
 
The variables are as follows:
 
Number  Name        Description             Codes/Range
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   1    SET         Matched set indicator   1-63
 
   2    CASE        Case-control indicator  0 = Control, 1 = Case 
 
   3    AGE         Age in years            55-83
 
   4    GALL        Gallbladder disease     0 = No, 1 = Yes
 
   5    HYP         Hypertension            0 = No, 1 = Yes 
 
   6    OB          Obesity                 0 = No, 1 = Yes; 9 = Unknown
 
   5    EST         Estrogen usage          0 = No, 1 = Yes
 
   5    DOSE        Dose of conjugated      0 = 0
                                            1 = 0.3
                                            2 = 0.301-0.624
                                            3 = 0.625
                                            4 = 0.626-1.249
                                            5 = 1.25
                                            6 = 1.26-2.50
                                            9 = Unknown
 
   6    DUR         Duration of estrogen    0-95
                    use (months)            96=96+
                                            99=Unknown
 
   9    NON         Non-estrogen drug       0 = No, 1 = Yes
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Notes:
 
1) Unknown obesity codes grouped with nonobese in Chapter 7 analyses
 
2) All results shown in Chapter 7 involving AGE are erroneous!
 
3) For models 2-6 in Table 7.9C on page 267, the DOS and DUR columns
   should be interchanged.