instruction: does there exist a record of a microbiology test for patient 025-44495's sputum, tracheal specimen since 08/2104?
response: SELECT COUNT(*) FROM microlab WHERE microlab.patientunitstayid IN (SELECT patient.patientunitstayid FROM patient WHERE patient.patienthealthsystemstayid IN (SELECT patient.patienthealthsystemstayid FROM patient WHERE patient.uniquepid = '025-44495')) AND microlab.culturesite = 'sputum, tracheal specimen' AND STRFTIME('%y-%m', microlab.culturetakentime) >= '2104-08'