ในปีที่ผ่านมา อะไรคือวิธีการรักษาที่พบบ่อยที่สุดสามประการที่ผู้ป่วยได้รับในโรงพยาบาลเดียวกันหลังจากได้รับท่อช่วยหายใจ? ไม่จำเป็นที่จะต้องใช้ตารางทั้งหมด
during the previous year, what are the three most frequent interventions that patients were given in the same hospital encounter after receiving endotracheal tube?It is not neccessary to use all the tables.
 lab:  labid [ number]  patientunitstayid [ number]  labname [ text]  labresult [ number]  labresulttime [ time] 
SELECT t3.treatmentname FROM (SELECT t2.treatmentname, DENSE_RANK() OVER (ORDER BY COUNT(*) DESC) AS c1 FROM (SELECT patient.uniquepid, treatment.treatmenttime, patient.patienthealthsystemstayid FROM treatment JOIN patient ON treatment.patientunitstayid = patient.patientunitstayid WHERE treatment.treatmentname = 'endotracheal tube' AND DATETIME(treatment.treatmenttime, 'start of year') = DATETIME(CURRENT_TIME(), 'start of year', '-1 year')) AS t1 JOIN (SELECT patient.uniquepid, treatment.treatmentname, treatment.treatmenttime, patient.patienthealthsystemstayid FROM treatment JOIN patient ON treatment.patientunitstayid = patient.patientunitstayid WHERE DATETIME(treatment.treatmenttime, 'start of year') = DATETIME(CURRENT_TIME(), 'start of year', '-1 year')) AS t2 ON t1.uniquepid = t2.uniquepid WHERE t1.treatmenttime < t2.treatmenttime AND t1.patienthealthsystemstayid = t2.patienthealthsystemstayid GROUP BY t2.treatmentname) AS t3 WHERE t3.c1 <= 3