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Dataset Title Evans County Dataset (evans.dta)
Contributor/Email GregoryStoddard
CTSA Utah
Acknowledgment Please cite the appropriate contributors/authors/contacts when using or adapting these materials.
Description of Source dataset to accompany Kleinbaum and Klein (K&K chapter 2)
Link_to_Dataset http://www.sph.emory.edu/~dkleinb/logreg2.htm#data
Description of Dataset [modeled with standard (unconditional) logistic regression]
Data are from a cohort study in which n=609 white males were followed for 7
years, with coronary heart disease as the outcome of interest.
Codebook n = 609
outcome
chd coronary heart disease (1=presence, 0=absence)

predictors
cat catecholamine level (1=high, 0=normal)
age age in years (continuous)
chl cholesterol (continuous)
smk smoker (1=ever smoked, 0=never smoked)
ecg electrocardiogram abnormality (1=presence, 0=absence)
dbp diastolic blood pressure (continuous)
sbp systolic blood pressure (continuous)
hpt high blood pressure (1=presence, 0=absence)
defined as: DBP >= 160 or SBP >= 95
cc product term of cat x chl
ch product term of cat x hpt

data management
id subject identifier (unique #, one observation per subject)


. list in 1/10
+----------------------------------------------------------------------+
| id chd cat age chl smk ecg dbp sbp hpt cc ch |
|----------------------------------------------------------------------|
1. | 21 0 0 56 270 0 0 80 138 0 0 0 |
2. | 31 0 0 43 159 1 0 74 128 0 0 0 |
3. | 51 1 1 56 201 1 1 112 164 1 201 1 |
4. | 71 0 1 64 179 1 0 100 200 1 179 1 |
5. | 74 0 0 49 243 1 0 82 145 0 0 0 |
|----------------------------------------------------------------------|
6. | 91 0 0 46 252 1 0 88 142 0 0 0 |
7. | 111 1 0 52 179 1 1 80 128 0 0 0 |
8. | 131 0 0 63 217 0 0 92 135 0 0 0 |
9. | 141 0 0 42 176 1 0 76 114 0 0 0 |
10. | 191 0 0 55 250 0 1 114 182 1 0 0 |
+----------------------------------------------------------------------+

Keywords
See Also Apprendix 1 - Stoddard GJ. Biostatistics and Epidemiology Using Stata [unpublished manuscript] University of Utah School of Medicine, 2009.
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Topic revision: 05 Sep 2012, MaryBanach
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