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. 2019 Oct 30;69(Suppl 6):S449–S458. doi: 10.1093/cid/ciz450

Table 2.

Age, Pretreatment, Hospital Admission, and Extended-spectrum β-Lactamase (ESBL) Status of Patients With ESBL Gram-negative Bloodstream Infections

All Countries Except Ghana Ghana Only
Phenotypic Genotypic Phenotypic Genotypic
ESBL Positive ESBL Negative P Value ESBL Positive ESBL Negative P Value ESBL Positive ESBL Negative P Value ESBL Positive ESBL Negative P Value
Age Group n n n n n n n n
0 to ≤1 yr 3 29 .246 1 31 .667 24 76 .001 27 73 <.001
>1 yr to ≤2 yrs 1 10 .560 1 10 .457 0 27 .968 0 27 .970
>2 yrs to ≤3 yrs 0 8 .977 0 8 .979 4 17 .728 1 20 .229
>3 yrs to ≤4 yrs 0 2 .988 0 2 .989 0 4 .988 0 4 .989
>4 yrs to ≤5 yrs 0 4 .984 0 4 .985 0 3 .989 0 3 .990
>5 yrs to ≤10 yrs 2 12 .134 1 13 .620 4 9 .161 2 11 .889
>10 yrs to ≤18 yrs 0 6 .980 0 6 .981 4 11 .274 4 11 .159
>18 yrs to ≤35 yrs 1 22 .829 2 21 .303 1 20 .167 1 20 .2291
>35 yrs to ≤50 yrs 0 17 .966 0 17 .667 2 15 .599 0 17 .976
>50 yrs 0 16 .967 1 15 .457 4 38 .200 2 40 .076
Total patients (%) 7 (5.3%) 126 (94.7%) 6 (4.5%) 127 (95.5%) 43 (16.3%) 220 (83.4%) 37 (14.1%) 226 (85.9%)
Taken antimalarial prior to consultation 1 21 .869 1 21 .993 4 24 .755 2 26 .277
Taken antimicrobial prior to consultation 2 18 .317 1 19 .909 1 22 .137 2 21 .444
Admitted to hospital 3 50 .868 3 50 .606 38 197 .820 35 200 .277

Abbreviation: ESBL, extended spectrum β-lactamase.