Skip to main content

Table 3 Incidence of HAI in different departments (per 1000 patient-days), 2013–2017

From: Incidence of healthcare-associated infections in a tertiary hospital in Beijing, China: results from a real-time surveillance system

Infection type Incidence (95% CI) aIRR (95% CI) b P-valuea
2013 2014 2015 2016 2017
All HAI 4.10 (3.97, 4.22) 3.41 (3.31, 3.52) 3.96 (3.85, 4.07) 3.78 (3.68, 3.89) 3.62 (3.52, 3.73) 0.99 (0.99–1.00) 0.15
RTI 1.86 (1.78, 1.94) 1.52 (1.46, 1.60) 1.70 (1.63, 1.77) 1.63 (1.56,1.70) 1.56 (1.49, 1.63) 0.98 (0.98–0.99) 0.04*
 VAP 6.44 (5.47, 7.57) 7.09 (6.13, 8.21) 7.40 (6.38, 8.57) 1.00 (1.00–1.02) 0.11
 Non-VAP 1.56 (1.50, 1.63) 1.50 (1.43, 1.56) 1.41 (1.35, 1.48) 0.99 (0.98–0.99) 0.02*
BSI 0.53 (0.49, 0.58) 0.54 (0.50, 0.58) 0.62 (0.58, 0.66) 0.62 (0.58, 0.66) 0.65 (0.61, 0.70) 1.01 (1.01–1.02) < 0.001*
 CLABSI 0.33 (0.27, 0.41) 0.37 (0.30, 0.44) 0.31 (0.25, 0.39) 1.00 (0.98–1.00) 0.81
 Non-CLABSI 0.53 (0.50, 0.57) 0.54 (0.50, 0.58) 0.58 (0.55, 0.63) 1.00 (0.99–1.01) 0.15
UTI 0.53 (0.49, 0.58) 0.42 (0.39, 0.46) 0.53 (0.49, 0.57) 0.53 (0.50, 0.58) 0.43 (0.40, 0.47) 1.00 (1.00–1.01) 0.65
 CAUTI 2.65 (2.38, 2.94) 2.94 (2.66, 3.24) 2.53 (2.27, 2.82) 0.99 (0.99–1.00) 0.43
 Non-CAUTI 0.23 (0.21, 0.26) 0.23 (0.20, 0.26) 0.17 (0.15, 0.20) 0.98 (0.97–0.99) < 0.001*
SSI 0.53 (0.46, 0.61) 0.66 (0.58, 0.74) 1.23 (1.18, 1.40) 1.12 (1.02, 1.22) 1.13 (1.03,1.23) 1.02 (1.01–1.02) < 0.001*
GI 0.31 (0.28, 0.35) 0.24 (0.21, 0.27) 0.29 (0.26, 0.31) 0.29 (0.26, 0.32) 0.27 (0.24, 0.30) 1.00 (0.99–1.00) 0.54
  1. Note. Adjusted by sex and age with data of 2017. aThe change of time trends was tested by negative binomial regression. baIRR = annual incidence rate ratio in 2017. RTI respiratory tract infection, VAP ventilator-associated pneumonia, BSI bloodstream infection, CLABSI central line-associated bloodstream infection, UTI urinary tract infection, CAUTI catheter-associated urinary tract infection, SSI surgical site infection, GI gastrointestinal infection. CI confidence interval. The data (−) were not available