• Patients without PN during their hospitalization

NCT01943409_exc_T1
Negation
without
NCT01943409_exc_T2
Procedure
PN
NCT01943409_exc_T3
Temporal
during their hospitalization
NCT01943409_exc_T4
Procedure
hospitalization
NCT01943409_exc_T5
Reference_point
their hospitalization