Table 2 Summary of study findings

Alok

CO₂ clearance

pO₂

pO₂/FiO₂

CPB,AXC,Respiratory rate,Heart rate,

Mean blood pressure,Pulse oximetry,

MV duration,ICU stay,Duration of oxygen ther apypost,Extubation,

Postoperative transfusions, Complication rates

Ventricular septal defect 72

Aseptal defect 42

Pulmonary stenosis 7

Airway manipulation/use of airway adjuncts 4:6

Need to increase oxygen flow rate 3:2

Desaturation event 1:1

Hypotension 15:17

Bradycardia 1:0

Abdominal distension 4:7

Reintubation rate 1:2

NR

Asaad G

Extubation failure

Etiology of extubation failure

Chromosomal abnormality,Genetic syndrome,Antenatal diagnosis,Single ventricle,STAT score,Fluid overload, Duration of MV,CPB Time,Cross-clamp time,Postop LOS,CICU LOS,

Hospital LOS,Operative mortality

NR

NR

1 score 91:16

2 score 103:23

3 score 32:12

4 score 73:44

5 score 18:8

Jessin

Reintubation

Complications

CPB time,ACC time,

Surgical procedure,

Mean PO₂ at 24 h postextubation,

Mean PCO₂ at 24 h postextubation,

Ventilation hours

Ventricular septal defect repair 29

Tetralogy of Fallot repair 23

Arterial switch operation 11

TAPVC repair 7

Glenn shunt 6

Atrioventricular septal defect repair 5

PDA ligation 5

Coarctation of aorta repair 4

Pulmonary artery banding 3

Systemic to pulmonary artery shunt 2

ALCAPA repair 2

Miscellaneous 3

Pneumothorax 1:1

Abdominal distension 0:8

Pressure ulcers related to device-interface 7:43

NR

Naohiro

Reintubation

MV time,Palliative surgery,CPB%,CPB time,Operative time,Blood loss, Duration of HFNC,Duration of NIV, Time to diagnosis of ARF after extubation,PaCO₂,SaO₂,SBP,RR,HR,

ICU LOS

NR

NR

NR

Robert P

Extubation failure

Hospital resource utilization

Genetic or congenital anomaly,Airway anomaly,Intubated prior to surgery, Single ventricle physiology,STAT category,CBP time,Mortality,

Respiratory support time,

Postsurgical hospital LOS

NR

NR

1–3 csore 29:30

4–5 score 20:19