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Table 5 Risk factors for 30-day mortality

From: Effect on 30-day mortality and duration of hospitalization of empirical antibiotic therapy in CRGNB-infected pneumonia

Factors Alive Dead P
(n = 265) (n = 45)
Age, mean ± SD 59.19 ± 16.24 61.62 ± 18.57 0.365
Gender    0.075
 Male 170 (64.2) 35 (77.8)  
 Female 95 (35.8) 10 (22.2)  
BMI, kg/m2 22.17 ± 4.98 (16) 22.12 ± 3.85 (109) 0.964
Congestive heart failure 53 (20.0) 15 (33.3) 0.046
Dementia 3 (1.1) 4 (8.9) 0.001
Pulmonary disease 20 (7.5) 4 (8.9) 0.756
Active malignancy    0.072
 None 220 (83.0) 42 (93.3)  
 Solid 36 (13.6) 3 (6.7)  
 Hematological 9 (3.4) 0  
Liver disease    0.965
 None 247 (93.2) 42 (93.3)  
 Mild 16 (6.0) 3 (6.7)  
 Severe 2 (0.8) 0  
 Diabetes mellitus with end-organ damage 2 (0.8) 1 (2.2) 0.353
 Renal disease 54 (20.4) 13 (28.9) 0.200
Total Charlson score 2 (0–10) 3 (0–8) 0.186
Creatinine (mg/dL)a 65.5 (21–926.8) 70.55 (18.6–463.3) 0.460
Albumin (g/dL)a 33.9 (3.9–62.8) 32.65 (16.5–45.9) 0.129
WBC (× 109/L)a 11.17 ± 5.20 11.07 ± 4.60 0.906
Systolic blood pressure (mm Hg)a 124.09 ± 18.39 122.94 ± 16.15 0.520
Hemodynamic supporta 151 (57.0) 21 (46.7) 0.208
Invasive ventilator supporta 163 (61.5) 25 (55.6) 0.450
Normal consciousness 137 (51.7) 13 (28.9) 0.045
Arterial line 58 (21.9) 14 (31.1) 0.302
Urine catheter 202 (76.2) 36 (80.0) 0.580
Central line 122 (46.0) 23 (51.1) 0.529
Nasogastric tube 209 (78.9) 35 (77.8) 0.869
Acquisition in ICU 140 (52.8) 25 (55.6) 0.735
Recent surgery 119 (44.9) 13 (28.9) 0.045
Type of bacteria    0.992
Acinetobacter 196 (74.0) 33 (73.3)  
Enterobacteriaceae (Klebsiella) 29 (10.9) 6 (13.3)  
Pseudomonas/other 40 (15.1) 6 (13.3)  
EAT    0.447
 REAT 67 (25.3) 9 (20.0)  
 UEAT 198 (74.7) 36 (80.0)  
REAT by time    0.876
 Same day as culture 48 (18.1) 7 (15.6)  
 Day + 1 9 (3.4) 1 (2.2)  
 Day + 2 7 (2.6) 1 (2.2)  
  1. Data are presented as No. (%) unless otherwise indicated
  2. aat culture taken day,
  3. BMI body mass index, WBC white blood cell, EAT empirical antibiotic treatment, REAT reasonable empirical antibiotic treatment, UEAT unreasonable empirical antibiotic treatment, ICU intensive care unit
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