lep: An unmatched case-control study of leprosy incidence

Description Format Source Examples


The lep data frame has 1370 rows and 7 columns. This was an unmatched case-control study in which incident cases of leprosy in a region of N. Malawi were compared with population controls.


This data frame contains the following columns:

id: subject identifier: a numeric vector
d: case/control status: a numeric vector (1=case, 0=control)
age: a factor with levels 5-9 10-14 15-19 20-24 25-29 30-44 45+
sex: a factor with levels male, female
bcg: presence of vaccine scar, a factor with levels no yes
school: schooling, a factor with levels none 1-5yrs 6-8yrs sec/tert
house: housing, a factor with levels brick sunbrick wattle temp


The study is described in more detail in Clayton and Hills, Statistical Models in Epidemiology, Oxford University Press, Oxford:1993.



Epi documentation built on May 19, 2017, 6:54 p.m.

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