Table 4.

Changes in Selected Antibiotics Within 3 Days After Microbiological Testing on Withholding or Withdrawing Life-Sustaining Treatment (WLST Group)

Changes in Selected Antibiotics	Tests (N = 1,098), No. (%)
No	774 (70.5)
No use of antibiotics	25 (2.3)
No change in antibiotics	749 (68.2)
Yes	324 (29.5)
Starting an antibiotic use	118 (10.7)
Adding other antibiotics	33 (3.0)
Switch from noncarbapenem to carbapenem	89 (8.1)
Switch from noncarbapenem to noncarbapenem	44 (4.0)
Switch from carbapenem to noncarbapenem	22 (2.0)
Switch from carbapenem to another carbapenem	4 (0.4)
Stopping antibiotic use	14 (1.3)