/*This provides a dropdown box for patient sex.*/
/*
<PARAMETERS>
<PATIENT_SEX
STATEMENT="select sex_caption, sex_code
from sex
union
select cast('Sex Not Recorded' as char(40)) sex
, cast('X' as char(1)) sex_code
from rdb$database
union
select cast('Male or Female only' as char(40)) sex
, cast('1' as char(1)) sex_code
from rdb$database
union
select cast('Neither Male nor Female' as char(40)) sex
, cast('0' as char(1)) sex_code
from rdb$database
union
select cast('<All Patients>' as char(40)) sex
, cast('*' as char(1)) sex_code
from rdb$database"
DEFAULT="<All Patients>"
>
</PATIENT_SEX>
</PARAMETERS>
*/
...
where ((p.pat_sex = :Patient_Sex)
or (p.pat_sex is null
and cast('X' as char(1)) = :Patient_Sex)
or (p.pat_sex in ('M', 'F')
and cast('1' as char(1)) = :Patient_Sex)
or (p.pat_sex is distinct from 'M'
and p.pat_sex is distinct from 'F'
and cast('0' as char(1)) = :Patient_Sex)
or (cast('*' as char(1)) = :Patient_Sex))
...