Derivation
variable: ident [person id] (table[s]: crs_memball)
variable: startdate [start date of episode] (table[s]: crs_memball)
variable: stopdate [end date of episode] (table[s]: crs_memball)
variable: crshse [household id] (table[s]: crs_memball)
variable: comdate [completion date] (table[s]: ncdk_personal)
variable: birthest [decade estimate of birth] (table[s]: gen_identity)
variable: birthdd [day of birth] (table[s]: gen_identity)
variable: birthmm [month of birth] (table[s]: gen_identity)
variable: birthyear [year of birth] (table[s]: gen_identity)
variable: chofsv [number of children aged 5-17 in the household] (table[s]: ncdl_hhf)
For Karonga, the number of children living in the house at the time of the NCD interview (comdate) is calculated from the DSS episodes data (crs_memball). For Lilongwe, this question was asked directly (chfsv on ncdl_hhf).