ASA physical status 1-3
elective thoracotomy
can operate patient-controlled analgesia (PCA) machine

NCT02570230_inc_T1
Measurement
ASA physical status
NCT02570230_inc_T2
Value
1-3
NCT02570230_inc_T3
Procedure
thoracotomy
NCT02570230_inc_T4
Qualifier
elective