Table 5.

Populations of lactose-fermenting enterobacteria in fecal samples

SubjectLactose-fermenting enterobacterial population (log10 bacteria/g)
Control period (n = 6)Test period (n = 6)Posttest period (n = 3)
15.5 (0.3)a6.3 (0.2)b7.7c
26.5 (0.2)6.3 (0.1)6.1 (0.3)
37.1 (0.2)7.3 (0.1)7.3 (0.4)
46.2 (0.3)6.4 (0.2)5.9 (0.3)
5d7.0 (0.1)5.8 (0.6)3.8 (0.3)
65.4 (0.3)5.6 (0.4)4.8 (0.1)
75.8 (0.2)6.4 (0.2)6.2 (0.3)
87.2 (0.2)7.5 (0.3)b7.4c
9e5.3 (0.4)7.0 (0.3)7.2 (0.1)
106.0 (0.1)5.7 (0.6)5.7 (0.6)
  • a Mean (standard error of the mean).

  • b n = 2.

  • c n = 1.

  • d The control and posttest period values for subject 5 are different (P = 0.0155).

  • e The control period value for subject 9 is different from the test and posttest period values (P = 0.0162 and P = 0.0099, respectively).