Fig 1.
Flow diagram of included and excluded studies.
Table 1.
Characteristic of the included studies.
Table 2.
Intervention protocols of the included studies.
Table 3.
Methodological quality of the included studies.
Fig 2.
CRBSI per 1000 catheter days for trials that compared ethanol locks with heparin.
Fig 3.
CRBSI per patient for trials that compared ethanol locks with heparin.
Table 4.
Adverse events reported in the included trials.