Notes compiled for collaborators who use ALSWH data

ALSWH sampling scheme for the 1921-26, 1946-51 and 1973-78 cohorts


Selection of the sample


Calculation of the sample weights


Representativeness and attrition


Longitudinal analysis


Missing data


Extra resources to support data analysis


More information about quantitative survey data files


Naming conventions for datasets


Survey variables


Derived and calculated variables


Associated Documentation files


Notes about specific variables


Participant Status and Cause of Death


Short Surveys in the ALSWH