Table 2.

Counts of gram-negative organisms isolated from duodenal aspirates in relation to age

Infant ages (days [range])Counts for parameter:
Samples (n) with gram-negative organismsMicrobial cells (log10 CFU/g [mean ± SD])
1–300
4–753.84 ± 0.97
8–14143.81 ± 1.24
15–28494.22 ± 1.30
29–42474.17 ± 1.25
43–84304.04 ± 1.59
>8553.48 ± 1.87