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Table 2 Acquisition of HAI after enforcement of routine environmental cleaning measures

From: Reducing health care-associated infections by implementing separated environmental cleaning management measures by using disposable wipes of four colors

Variables baseline period (May–August, 2013) intervention period (September–December, 2013) late period (January– April, 2014) p value
Admissions to MICU (number) 200 250 185  
patient-days 1536 1544 1544 0.972
Duration of MICU stay (mean days) 7.7 6.1 8.4 0.02
Monthly occupancy in MICU (%) 96 97.4 98.8 0.147
APACHE II score, mean 15.4 15.8 16.8 0.278
Patients with HAI 22 23 14 0.51
 UTI 6 7 2 0.391
 Pneumonia 2 2 4 0.418
 SSI 1 0 0 N/A
 BSI 9 12 7 0.875
 others 4 2 1 0.329
Infection density, ‰ 14.32 14.90 9.07 0.327
  1. UTI Urinary tract infection, PNEU Pneumonia, SSI Surgical site infection, BSI Blood stream infection, APACHE II Acute Physiology and Chronic Health Evaluation II