Patient id
Gender (male=1, female=0)
Age at eligibility (years)
EC available at the site (yes=1, no=0)
Referral clinic (yes=1, no=0)
CD4 count (cells/ul) LOCF
WHO stage (3/4=1, 1/2=0) LOCF
Death or lost to F/U (yes=1, no=0)
Week since EC eligibility
CD4>=200 cells/ul (yes=1, no=0)
First patient visit(yes=1, no=0)
Last patient visit (yes=1, no=0)