แสดงการเปลี่ยนแปลงในน้ำหนักของผู้ป่วย 23070 ที่วัดได้ที่ 2105-12-12 040000 เทียบกับค่าที่วัดได้ที่ 2105-12-08 030000?ไม่จำเป็นต้องใช้ตารางทั้งหมด
show the change in weight of patient 23070's measured at 2105-12-12 040000 compared to the value measured at 2105-12-08 030000?It is not neccessary to use all the tables.
 cost:  row_id [ number]  subject_id [ number]  hadm_id [ number]  event_type [ text]  event_id [ number]  chargetime [ time]  cost [ number] 
SELECT (SELECT chartevents.valuenum 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 = 23070)) AND chartevents.itemid IN (SELECT d_items.itemid FROM d_items WHERE d_items.label = 'admit wt' AND d_items.linksto = 'chartevents') AND chartevents.charttime = '2105-12-12 04:00:00') - (SELECT chartevents.valuenum 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 = 23070)) AND chartevents.itemid IN (SELECT d_items.itemid FROM d_items WHERE d_items.label = 'admit wt' AND d_items.linksto = 'chartevents') AND chartevents.charttime = '2105-12-08 03:00:00')