Cuadro 1. Distribución y tendencia de la incidencia de los 10 microorganismos más frecuentes en salas generales en 20 instituciones de nivel III y IV durante el periodo 2018-2021 en Colombia (N=61.184).
| Microorganismo | 2018 | 2019 | 2020 | 2021 | ||||
|---|---|---|---|---|---|---|---|---|
| n | (%) | n | (%) | n | (%) | n | (%) | |
| Escherichia coli | 4084 | 26 | 4.568 | 28 | 3.749 | 26 | 3.814 | 26 |
| Klebsiella pneumoniae | 1.791 | 11 | 1932 | 12 | 1.829 | 13 | 1.845 | 13 |
| Staphylococcus aureus | 1.719 | 11 | 1.655 | 10 | 1.398 | 10 | 1.421 | 10 |
| Pseudomonas aeruginosa | 1.258 | 8 | 1.377 | 8 | 1.128 | 8 | 1.333 | 9 |
| Enterococcus faecalis | 831 | 5 | 836 | 5 | 780 | 5 | 711 | 5 |
| Proteus mirabilis | 637 | 4 | 824 | 5 | 693 | 5 | 706 | 5 |
| Staphylococcus epidermidis | 610 | 4 | 600 | 4 | 612 | 4 | 534 | 4 |
| Enterobacter cloacae complex | 476 | 3 | 446 | 3 | 500 | 3 | 492 | 3 |
| Candida albicans | 354 | 2 | 286 | 2 | 318 | 2 | 256 | 2 |
| Serratia marcescens | 310 | 2 | 310 | 2 | 284 | 2 | 326 | 2 |
| Otros microorganismos | 3.608 | 23 | 3.484 | 21 | 3.258 | 22 | 3.201 | 22 |
| Total | 15.678 | 16.318 | 14.549 | 14.639 | ||||