had there any organism found in the first urine microbiology test of patient 17462 during their last hospital encounter?
select count(*)>0 from microbiologyevents where microbiologyevents.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 17462 and admissions.dischtime is not null order by admissions.admittime desc limit 1 ) and microbiologyevents.spec_type_desc = 'urine' and microbiologyevents.org_name is not null order by microbiologyevents.charttime asc limit 1