Table 2.
Isolated Microorganisms According to Timing of Infection
| Microorganism | Total N=2,067, n (%) |
Early N=442, n (%) |
Delayed N=305 n, (%) |
Late N=1,320, n (%) |
P value* |
|---|---|---|---|---|---|
| Aerobic Gram-positive bacteria | 1698 (82) | 372 (84) | 260 (85) | 1066 (81) | .8 |
| Coagulase-negative Staphylococcus species (other than Staphylococcus ludgunensis) | 761 (37) | 165 (37) | 115 (38) | 481 (36) | .9 |
| Staphylococcus aureus complex | 497 (24) | 140 (32) | 79 (26) | 278 (21) | <.001 |
| S. ludgunensis | 77 (4) | 7 (2) | 13 (4) | 57 (4) | .6 |
| Streptococcus species | 287 (14) | 36 (8) | 48 (16) | 203 (15) | <.001 |
| Enterococcus species | 155 (8) | 38 (9) | 20 (7) | 97 (7) | .5 |
| Corynebacterium species | 105 (5) | 32 (7) | 16 (5) | 57 (4) | .03 |
| Aerobic Gram-negative bacteria | 222 (11) | 57 (13) | 43 (14) | 122 (9) | .01 |
| Enterobacterales | 143 (7) | 32 (7) | 28 (9) | 83 (6) | .2 |
| Pseudomonas species | 64 (3) | 16 (4) | 14 (5) | 34 (3) | .1 |
| Anaerobic bacteria | 262 (13) | 72 (16) | 35 (11) | 155 (12) | .04 |
| Cutibacterium species | 164 (8) | 45 (10) | 20 (7) | 99 (8) | .1 |
| Other anaerobic bacteria | 108 (5) | 29 (7) | 20 (7) | 59 (4) | .1 |
| Fungi | 65 (3) | 9 (2) | 15 (5) | 41 (3) | .08 |
| Mycobacteria | 12 (0.5) | 3 (0.7) | 6 (2) | 3 (0.2) | .001 |
*
p-value is for any difference between cells within the row.