Table 1 Patient characteristics and outcomes according to carbapenem-nonsusceptible A. baumannii-calcoaceticus complex status
| Â | Carbapenem-nonsusceptible A. baumannii-calcoaceticus complex positive on admission | Carbapenem-nonsusceptible A. baumannii-calcoaceticus complex acquired during ICU stay | Carbapenem-nonsusceptible A. baumannii-calcoaceticus complex negative | p value |
|---|---|---|---|---|
n = 69 | (n = 89) | n = 254 | ||
Age (years), median (IQR) | 47 (33–60) | 48 (35.3–57) | 46 (32–58) | 0.700 |
Gender (%) | Â | Â | Â | 0.535 |
 Male | 35 (50.7) | 42 (47.2) | 137 (53.9) |  |
 Female | 34 (49.3) | 47 (52.8) | 117 (46.1) |  |
Underlying diseases (%) | ||||
Cardiovascular | Â | Â | Â | 0.024 |
 Yes | 9 (13.0) | 3 (3.4) | 13 (5.1) |  |
 No | 60 (87.0) | 86 (96.6) | 241 (94.9) |  |
Cerebrovascular | Â | Â | Â | 0.001 |
 Yes | 3 (4.3) | 14 (15.7) | 12 (4.7) |  |
 No | 66 (95.7) | 75 (84.3) | 242 (95.3) |  |
Chronic kidney disease | Â | Â | Â | 0.915 |
 Yes | 5 (7.2) | 8 (9.0) | 20 (7.9) |  |
 No | 64 (92.8) | 81 (91.0) | 234 (92.1) |  |
Diabetes mellitus | Â | Â | Â | 0.334 |
 Yes | 20 (29.0) | 20 (22.5) | 78 (30.7) |  |
 No | 49 (71.0) | 69 (77.5) | 176 (69.3) |  |
Malignancy | Â | Â | Â | 0.740 |
 Yes | 29 (42.0) | 37 (41.6) | 116 (45.7) |  |
 No | 40 (58.0) | 52 (58.4) | 138 (54.3) |  |
Indication for ICU admission (%) | Â | Â | Â | 0.002 |
 Medical | 32 (46.4) | 38 (42.7) | 70 (27.6) |  |
 Surgical | 37 (53.6) | 51 (57.3) | 184 (72.4) |  |
Referral from (%) | Â | Â | Â | 0.900 |
 Other ward this hospital | 38 (55.1) | 48 (53.9) | 136 (53.5) |  |
 Other hospital | 14 (20.3) | 14 (15.7) | 49 (19.3) |  |
 Directly from Emergency Unit | 17 (24.6) | 27 (30.3) | 69 (27.2) |  |
Antibiotic exposure (pre-ICU admission) | ||||
 Any antibiotic (%) | 58 (84.1) | 73 (82.0) | 180 (70.9) | 0.021 |
 Carbapenem (%) | 24 (34.8) | 22 (24.7) | 33 (13.0) | <0.01 |
SIRS Score, (%) | Â | Â | Â | 0.916 |
 Score ≥ 2 | 64 (92.8) | 81 (91.0) | 232 (91.3) |  |
 Score < 2 | 5 (7.2) | 8 (9.0) | 22 (8.7) |  |
qSOFA Score, (%) | Â | Â | Â | 0.089 |
 Score ≥ 2 | 51 (73.9) | 78 (87.6) | 205 (80.7) |  |
 Score < 2 | 18 (26.1) | 11 (12.4) | 49 (19.3) |  |
Procedures (during ICU admission) | ||||
 Mechanical ventilation (%) | 63 (91.3) | 88 (98.9) | 220 (86.6) | 0.004 |
 Mechanical ventilation (days) median(IQR) | 5 (2–8) | 8 (4–16) | 3 (1–6) |  |
  ≥ 5 days (%) | 36 (52.2) | 63 (70.8) | 83 (2.7) | <0.01 |
  < 5 days (%) | 33 (47.8) | 26 (29.2) | 171 (67.3) |  |
 Central venous catheter (%) | 66 (95.7) | 85 (95.5) | 212 (83.5) | <0.01 |
 Central venous catheter (days) median(IQR) | 6 (3–9) | 10 (5–17) | 4 (2–7) |  |
  ≥ 5 days (%) | 41 (59.4) | 71 (79.8) | 111 (3.7) | <0.01 |
  < 5 days (%) | 28 (40.6) | 18 (20.2) | 143 (56.3) |  |
 Urine catheter | 69 (100) | 89 (100) | 254 (100) | N/A |
 Urine catheter (days) median (IQR) | 6 (3–10) | 10 (6–18) | 5 (3–7) |  |
  ≥ 5 days (%) | 26 (37.7) | 13 (14.6) | 122 (48.0) | <0.01 |
  < 5 days (%) | 43 (62.3) | 76 (85.4) | 132 (52.0) |  |
Antibiotic therapy (during ICU admission) | ||||
 Any antibiotic (%) | 68 (98.6) | 89 (100) | 249 (98.0) | 0.411 |
 Carbapenem (%) | 42 (60.9) | 62 (69.7) | 95 (37.4) | <0.01 |
Outcomes | ||||
 Length of stay (days), median (IQR) | 5 (3–9) | 11 (5–18) | 4 (3–7) | <0.01 |
 Death | 22 (31.9) | 38 (42.7) | 59 (23.2) | 0.002 |