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Table 2 Positive cultures of MDROs from samples taken from contact surfaces during the 1-year study

From: Allocation of the ICU wards according to the patient’s infection condition: a measure to improve antibiotic resistance

Time MDROs [n (%)] P value
ICU-1 [n/N (n%), N = 100] ICU-2 [n/N (n%), N = 60]
Baseline 30/300 (10.0%) 12/180 (6.7%) 0.109
 2018, Mar 9/100 (9.0%) 7/60 (11.7%)
 2018, Apr 11/100 (11.0%) 4/60 (6.7%)
 2018, May 10/100 (10.0%) 1/60 (1.7%)
Intervention 31/900 (3.4%) 0/540 (0.0%) 0.007
 2018, Jun 4/100 (4.0%) 0/60 (0.0%)
 2018, Jul 7/100 (7.0%) 0/60 (0.0%)
 2018, Aug 1/100 (1.0%) 0/60 (0.0%)
 2018, Sep 2/100 (2.0%) 0/60 (0.0%)
 2018, Oct 4/100 (4.0%) 0/60 (0.0%)
 2018, Nov 2/100 (2.0%) 0/60 (0.0%)
 2018, Dec 1/100 (1.0%) 0/60 (0.0%)
 2019, Jan 3/100 (3.0%) 0/60 (0.0%)
 2019, Feb 7/100 (7.0%) 0/60 (0.0%)
Pvalue <0.001 <0.001  
  1. ICU intensive care unit, MDROs multidrug-resistant organisms