clear all
cd c:\chililabdata\data
use observation
sort observeid
save, replace
use religion
rename reg_sobserveid observeid
sort individid observeid
duplicates drop  individid observeid, force
merge m:1  observeid using observation, keepusing(obs_round obs_entry_date)
keep if _merge==3
drop _merge
rename obs_round sround
duplicates drop individid sround, force
rename obs_entry_date visit_date
replace  visit_date = visit_date/86400000
format visit_date %td
sort individid sround
gen eround =0
replace eround = sround[_n+1] if  individid[_n]==individid[_n+1]
replace eround =23 if eround ==0
gen period = eround -sround
expand period
sort individid sround
egen minround = min(sround), by (individid)
by individid: gen step=_n-1
gen round = minround + step
tostring round, replace
replace round = "00" + round if strlen(round) == 1
replace round ="0" + round if strlen(round)==2
gen individkey = individ + round
drop reg_episodeid reg_eobserveid observeid eround period minround step sround
sort individkey
destring religionid, replace
label define reg 1 "1. Khong"  2 "2. Thien chua" 3 "3. Phat giao" 4 "4. Khac"   
label values religionid reg
save ..\newcode\data\std_religion, replace