대한의료관련감염관리학회 Korean Society for Healthcare-associated infection Control and Prevention.

pISSN 0705-3797. eISSN 2586-1298.

Comparison of the device utilization ratios and the rates of device-associated infections from 2016 through 2021

July 2016-June 2017 July 2017-June 2018 July 2018-June 2019 July 2019-June 2020 July 2020-June 2021
No. of hospitals 193 216 227 256 257
No. of units 285 308 316 340 339
Patient-days 1,387,515 1,489,409 1,490,256 1,587,809 1,657,370
Device-days
Urinary catheter-days 1,177,533 1,277,540 1,278,137 1,271,496 1,222,877
Central line-days 663,681 739,052 761,513 786,348 793,009
Ventilator-days 480,576 524,821 526,924 505,133 487,650
No. of infections
Urinary catheter-associated UTI 1,189 1,476 1,633 1,597 1,589
Central line-associated BSI 1,481 1,692 1,769 1,695 1,753
Ventilator-associated PNEU 480 505 569 470 383
Device utilization ratio (DD/PD)
Urinary catheter
95% CI
Range*
0.85
0.849-0.851
0.70-0.97
0.86
0.859-0.861
0.70-0.97
0.86
0.859-0.861
0.70-0.97
0.80
0.799-0.801
0.69-0.97
0.74
0.739-0.741
0.70-0.98
Central line
95% CI
Range*
0.48
0.479-0.481
0.20-0.73
0.50
0.499-0.501
0.18-0.73
0.51
0.509-0.511
0.20-0.76
0.50
0.499-0.501
0.18-0.78
0.48
0.479-0.481
0.21-0.82
Ventilator
95% CI
Range*
0.35
0.349-0.351
0.10-0.58
0.35
0.349-0.351
0.08-0.59
0.35
0.349-0.351
0.08-0.61
0.32
0.319-0.321
0.05-0.57
0.29
0.289-0.291
0.06-0.58
Device-associated infection rate (/1,000 DD)
Urinary catheter-associated UTI
95% CI
Range*
1.01
0.95-1.07
0-2.34
1.16
1.10-1.22
0-3.13
1.28
1.22-1.34
0-3.33
1.26
1.20-1.32
0-3.24
1.30
1.24-1.36
0-3.37
Central line-associated BSI
95% CI
Range*
2.23
2.12-2.35
0-4.38
2.29
2.18-2.40
0-5.23
2.32
2.22-2.43
0-5.25
2.16
2.06-2.26
0-5.11
2.21
2.11-2.32
0-5.15
Ventilator-associated PNEU
95% CI
Range*
1.00
0.91-1.09
0-2.87
0.96
0.88-1.05
0-3.16
1.08
0.99-1.17
0-2.71
0.93
0.85-1.02
0-2.85
0.79
0.71-0.87
0-2.67

*10th to 90th percentile range.

Abbreviations: UTI, urinary tract infection; BSI, bloodstream infection; PNEU, pneumonia; DD, device day; PD, patient day; CI, confidence interval.

Korean J healthc assoc Infect Control Prev 2023;28:64~77 https://doi.org/10.14192/kjicp.2023.28.1.64
© Korean J healthc assoc Infect Control Prev