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. 2021 Feb 2;49(3):511–519. doi: 10.1007/s15010-021-01581-1

Table 1.

Demographics and clinical characteristics

Characteristic Pre-intervention (n = 77) Post-intervention (n = 129) p value
Age, yearsa 63.7 ± 14.9 66 ± 14 0.28
Female, n (%) 42 (54.5) 69 (53.5) 0.88
Race, n (%)
 Caucasian 55 (71.4) 97 (75.2) 0.55
 African–American 13 (16.9) 31 (24) 0.23
 Other 9 (11.7) 1 (0.8)  < 0.001
Severe immunodeficiency, n (%) 24 (31.2) 41 (31.8) 0.93
Source of bacteremia, n (%)
 Genitourinary tract 38 (49.4) 71 (55) 0.43
 Catheter related 12 (15.6) 8 (6.2) 0.03
 Biliary tract 5 (6.5) 26 (20.2) 0.008
 Intraabdominal 11 (14.3) 13 (10.1) 0.36
 Skin and soft tissue 1 (1.3) 5 (3.9) 0.41
 Respiratory tract 2 (2.6) 0 (0) 0.14
 Other 2 (2.6) 2 (1.6) 0.63
 Unknown 6 (7.8) 4 (3.1) 0.18
Pitt Bacteremia Scoreb 1 (0, 2) 2 (1, 3) 0.33
Organism, n (%)
 E. coli 27 (35.1) 60 (46.5) 0.11
 Non-E. coli EB 34 (44.2) 51 (39.5) 0.52
  Klebsiella spp. 16 (47.1) 32 (62.7)
  Enterobacter spp. 6 (17.6) 8 (15.7)
  Citrobacter spp. 3 (8.8) 2 (3.9)
  Proteus spp. 3 (8.8) 7 (13.7)
  Morganella morganii 1 (2.9) 0 (0)
  Salmonella spp. 1 (2.9) 1 (2)
  Serratia marcescens 4 (11.8) 1 (2)
 Non-EB 13 (16.9) 13 (10.1) 0.16
  Pseudomonas aeruginosa 4 (30.8) 9 (69.2)
  Pseudomonas putida 0 (0) 1 (7.7)
  Acinetobacter lwoffii 2 (15.4) 1 (7.7)
  Stenotrophomonas maltophilia 3 (23.1) 0 (0)
  Flavobacterium meningosepticum 2 (15.4) 0 (0)
  Vibrio fluvialis 1 (7.7) 0 (0)
  Alcaligenes xylosoxidans 1 (7.7) 0 (0)
  Moraxella osloensis 0 (0) 1 (7.7)
 Polymicrobial 3 (3.9) 5 (3.9) 1

aMean ± standard deviation

bMedian (interquartile range)

EB Enterobacterales (isolated organisms include Klebsiella spp., Citrobacter spp., Enterobacter spp., Proteus spp., Morganella morganii, Salmonella spp., Serratia marcescens

Bold value indicates p values of < 0.05