Table 3.

Influence of cold stress at 0°C on detection time of 7 EHEC strains as assessed by impedance technology

Duration of cold stress (days)Mean detection timea (h)95% Confidence interval (h)
08.5318.122–8.939
18.3938.217–8.569
28.5008.394–8.606
510.0929.411–10.772
711.62911.011–12.247
T7-T0b3.0862.170–4.002
  • a Mean detection time of all strains as determined by impedance technology (Bactometer).

  • b Detection time at day 7 − detection time at day 0.