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Table 2 Blood cultures and bloodstream infections

From: Bacterial and fungal bloodstream infections in pediatric liver and kidney transplant recipients

  All liver and kidney transplant recipients
N = 85
Liver and combined liver-kidney transplant recipients
N = 54
Kidney transplant recipients
N = 31
Number of analyzed blood culturea
(n of individual recipients (% of the cohort))
883 72 (85%) 735 47 (87%) 148 25 (81%)
Results of blood cultures
 - Positive 59 (7%) 48 (7%) 11 (7%)
 - Contamination 19 (2%) 16 (2%) 3 (2%)
 - Negative 805 (91%) 671 (91%) 134 (91%)
Bloodstream infectionsb
(n of individual recipients (% of the cohort))
29
19 (22%)
20
12 (22%)
9
7 (23%)
Secondary BSI
 - Primary (no previous cultivation (% of all BSI)) 20 (69%) 16 (80%) 4 (44%)
 - Secondary to cultivation in (% of all BSI) 9 (31%) 4 (20%) 5 (56%)
 - Urine 5 5
 - Drains of the abdomen 3 3
 - Sputum 1 1
Incidence rate of first BSI per 100 recipients per month in the first year post-transplantation 1.91 (95% CI: 1.12–3.08) 2.1 (95% CI: 1.08–3.74) 1.61 (95% CI: 0.61–3.54)
Incidence rate of first BSI for all liver- and kidney transplant recipients Per 100 recipients per month
 - 1st month 6.47 (95% CI: 2.45–14.17)
 - 2nd-6th month 2.55 (95% CI: 1.26–4.66)
 - 7th–12th month 0.45 (95% CI: 0.09–1.45)
 - 1st year 1.91 (95% CI: 1.12–3.08)
  1. aOne Pediatric blood-culture flask
  2. bAfter CDC criteria for BSI and 14 days repeat infection timeframe