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

pISSN 0705-3797. eISSN 2586-1298.

Pooled means of healthcare-associated infection rates, by number of hospital beds, from July 2020 through June 2021

Healthcare-associated infection rate No. of hospital beds
≥900 700-899 500-699 300-499 200-299 All
No. of units 53 56 56 78 96 339
Patient-days 258,903 296,704 451,803 303,184 346,776 1,657,370
Infection rate
No. of infections 972 1,333 1,059 647 424 4,435
Pooled mean* 3.75 4.49 2.34 2.13 1.22 2.68
95% CI 3.53-4.00 4.26-4.74 2.21-2.49 1.98-2.30 1.11-1.34 2.60-2.76
UTI rate
No. of UTI 309 446 406 295 189 1,645
Pooled mean 1.19 1.50 0.90 0.97 0.55 0.99
95% CI 1.07-1.33 1.37-1.65 0.82-0.99 0.87-1.09 0.47-0.63 0.95-1.04
BSI rate
No. of BSI 496 637 487 253 121 1,994
Pooled mean 1.92 2.15 1.08 0.83 0.35 1.20
95% CI 1.75-2.09 1.99-2.32 0.99-1.18 0.74-0.94 0.29-0.42 1.15-1.26
PNEU rate
No. of PNEU 167 250 166 99 114 796
Pooled mean§ 0.65 0.84 0.37 0.33 0.33 0.48
95% CI 0.55-0.75 0.74-0.95 0.32-0.43 0.27-0.40 0.27-0.39 0.45-0.51

*Pooled mean=(No. of UTIs, BSIs, or PNEUs/No. of patient-days)×1,000. †Pooled mean=(No. of UTIs/No. of patient-days)×1,000. ‡Pooled mean=(No. of BSIs/No. of patient-days)×1,000. §Pooled mean=(No. of PNEUs/No. of patient-days)×1,000.

Abbreviations: UTI, urinary tract infection; BSI, bloodstream infection; PNEU, pneumonia; 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