Control group | Test group | p Value | |
---|---|---|---|
nd, not detected; detection limit 10 colony forming units per washing. | |||
Data are log10 of colony forming units per washing, expressed as median (25th–75th percentile) values. Differences were tested using the Mann-Whitney U test. | |||
Inoculated Enterobacteriae | 5.4 (2.3–7.3) | 4.3 (2.3–7.6) | 0.59 |
Inoculated Streptococcus | 5.9 (nd–7.6) | 5.3 (3.6–5.7) | 0.96 |
Inoculated Bacteroides | 3.3 (2.3–5.7) | 6.0 (4.4–7.6) | 0.15 |
Inoculated L casei | nd | 3.6 (2.9–6.6) | <0.01 |
Non-inoculated bacteria | 5.3 (nd–7.2) | 5.3 (nd–7.3) | 0.99 |
Total bacteria | 6.1 (2.6–7.9) | 6.2 (4.4–8.0) | 0.91 |