│││  
││ END CHECK  
││  
END OF FILTER  
END OF FILTER  
IF Types of eye condition = None [HeOpt = None]  
CHECK: Types of eye condition.CARDINAL = 1 [HeOpt.CARDINAL = 1]  
││  
││ INTERVIEWER: 'None' is an exclusive code at this question.  
││ Please change.  
││  
END CHECK  
END OF FILTER  
IF types of eye conditions = glaucom, diaeyej, macdegen, catarac [HeOpt = 1 OR HeOpt = 2  
OR HeOpt = 3 OR HeOpt = 4]  
LOOP FOR idx:= 1 TO 4  
││  
││ IF NOT (idx = Types of eye condition) [NOT idx = HeOpt]  
│││  
│││ CHECK: NOT (idx = Types of eye condition) INVOLVING (Types of eye condition)  
│││ [NOT idx = HeOpt INVOLVING HeOpt]  
││││  
││││  
││││ INTERVIEWER: Please check, code ^XHeOpt was not mentioned at 'HeOpt'.  
││││  
│││ END CHECK  
│││  
││ END OF FILTER  
││  
END OF FILTER  
END OF FILTER  
HE10 HEDIAA  
HE11 HEDIAA  
IF types of CVD conditions = None [HeDiaa = None]  
CHECK: types of CVD conditions.CARDINAL = 1 [HeDiaa.CARDINAL = 1 ]  
││  
││ INTERVIEWER: 'None' is an exclusive code at this question.  
││ Please change!  
││  
END CHECK  
END OF FILTER  
LOOP FOR Idx:= 1 TO 8  
IF Reason CVD condition disputed = Did not have previously, but has now