Table 2.
Incidence of hospital-acquired infections according to microorganism before and during the COVID-19 pandemic.
| Variable | Pre-COVID-19 period |
COVID-19 pandemic period |
|
|---|---|---|---|
| n (%) | n (%) | P value | |
| CLABSI | 3820 | 4002 | |
| Gram-positive cocci | |||
| Staphylococcus aureus | 389 (10.2) | 291 (7.3) | <0.001 |
| CoNS | 414 (10.8) | 450 (11.2) | 0.57 |
| Streptococcus species | 8 (0.2) | 25 (0.6) | 0.01 |
| Enterococcus species | 876 (22.9) | 924 (23.1) | 0.89 |
| Gram-negative bacteria | |||
| Escherichis coli | 106 (2.8) | 98 (2.4) | 0.40 |
| Klebsiella pneumoniae | 233 (6.1) | 316 (7.9) | 0.002 |
| Acinetobacter species | 523 (13.7) | 518 (12.9) | 0.35 |
| Pseudomonas species | 104 (2.7) | 137 (3.4) | 0.08 |
| Candida species | 685 (17.9) | 708 (17.7) | 0.80 |
| CAUTI | 3391 | 3371 | |
| Gram-positive cocci | |||
| Enterococcus species | 1219 (35.9) | 1126 (33.4) | 0.03 |
| Gram-negative bacteria | |||
| Escherichis coli | 690 (20.3) | 679 (20.1) | 0.86 |
| Klebsiella pneumoniae | 352 (10.4) | 402 (11.9) | 0.048 |
| Acinetobacter species | 194 (5.7) | 173 (5.1) | 0.31 |
| Pseudomonas aeruginosa | 322 (9.5) | 318 (9.4) | 0.96 |
| VAP | 733 | 576 | |
| Gram-positive cocci | |||
| Staphylococcus aureus | 115 (15.7) | 80 (13.9) | 0.41 |
| Streptococcus pneumoniae | 2 (0.3) | 1 (0.2) | >0.99 |
| Gram-negative bacteria | |||
| Escherichis coli | 17 (2.3) | 14 (2.4) | 0.96 |
| Klebsiella pneumoniae | 104 (14.2) | 87 (15.1) | 0.70 |
| Acinetobacter species | 281 (38.3) | 178 (30.9) | 0.01 |
| Pseudomonas species | 100 (13.6) | 80 (13.9) | 0.96 |
| Stenotrophomons maltophilia | 23 (3.1) | 36 (6.3) | 0.01 |
CLABSI, central line-associated bloodstream infection; CAUTI, catheter-associated urinary tract infection; VAP, ventilator-associated pneumonia; CoNS, coagulase-negative Staphylococcus.