Overview of the clinical background of the patients and the antibiotic treatment received during hospitalization.

Legend:a: Antibiotic during hospitalization (except for the macrolide treatment).b: TOB: tobramycin, COL: colimycine, MPM: meropenem, TAZ: tazocin, CAZ: ceftazidim.c: Numbers between brackets: episode numbers during which the antibiotic was administered.d: TOB was replaced by COL after one week of treatment.e: During the first episode, TAZ was replaced by MPM after one week of treatment.