###HUMAN: how many days has passed since patient 14671 had a creatinine laboratory test for the last time in the current hospital encounter?, ###ASSISTANT: SELECT 1 * (STRFTIME('%j', CURRENT_TIME()) - STRFTIME('%j', labevents.charttime)) FROM labevents WHERE labevents.itemid IN (SELECT d_labitems.itemid FROM d_labitems WHERE d_labitems.label = 'creatinine') AND labevents.hadm_id IN (SELECT admissions.hadm_id FROM admissions WHERE admissions.subject_id = 14671 AND admissions.dischtime IS NULL) ORDER BY labevents.charttime DESC LIMIT 1