instruction: on this hospital visit how many days has it been since patient 82132's last trazodone prescription?
response: SELECT 1 * (STRFTIME('%j', CURRENT_TIME()) - STRFTIME('%j', prescriptions.startdate)) FROM prescriptions WHERE prescriptions.hadm_id IN (SELECT admissions.hadm_id FROM admissions WHERE admissions.subject_id = 82132 AND admissions.dischtime IS NULL) AND prescriptions.drug = 'trazodone' ORDER BY prescriptions.startdate DESC LIMIT 1