Antibiotics Duration of treatment (days) P-value
Total Intensive care unit
Median (min; max) Median (min; max)
Unchanged antibiotics (n = 66) 13 (7; 41) 2 (1; 10) < 0.001*
Changed antibiotics (n = 33) 23 (7; 73) 11 (1; 41) < 0.001*

*Statistically significant at level P < 0.05 (Mann-Whitney U test).
n = number of subjects.