sao2 ของผู้ป่วย 3125 ยังคงเป็นปกติในการเยี่ยมห้องผู้ป่วยหนักในปัจจุบันหรือไม่ ไม่จำเป็นต้องใช้ตารางทั้งหมด
have the sao2 of patient 3125 remained normal on the current intensive care unit visit?It is not neccessary to use all the tables.
 patients:  row_id [ number]  subject_id [ number]  gender [ text]  dob [ time]  dod [ time] 
SELECT COUNT(*) > 0 FROM chartevents WHERE chartevents.icustay_id IN (SELECT icustays.icustay_id FROM icustays WHERE icustays.hadm_id IN (SELECT admissions.hadm_id FROM admissions WHERE admissions.subject_id = 3125) AND icustays.outtime IS NULL) AND chartevents.itemid IN (SELECT d_items.itemid FROM d_items WHERE d_items.label = 'sao2' AND d_items.linksto = 'chartevents') AND chartevents.valuenum BETWEEN sao2_lower AND sao2_upper