sao2 ของผู้ป่วย 035-15069 เคยน้อยกว่า 95.0 หรือไม่ ไม่จำเป็นต้องใช้ตารางทั้งหมด
was sao2 of patient 035-15069 ever less than 95.0?It is not neccessary to use all the tables.
 vitalperiodic:  vitalperiodicid [ number]  patientunitstayid [ number]  temperature [ number]  sao2 [ number]  heartrate [ number]  respiration [ number]  systemicsystolic [ number]  systemicdiastolic [ number]  systemicmean [ number]  observationtime [ time] 
SELECT COUNT(*) > 0 FROM vitalperiodic WHERE vitalperiodic.patientunitstayid IN (SELECT patient.patientunitstayid FROM patient WHERE patient.patienthealthsystemstayid IN (SELECT patient.patienthealthsystemstayid FROM patient WHERE patient.uniquepid = '035-15069')) AND vitalperiodic.sao2 < 95.0 AND NOT vitalperiodic.sao2 IS NULL