TABLE 1

pH and aW measurements of four foods to which E. aerogenes bacteria are transferred from common household surfaces

Food typeMean aW ± SDMean pH ± SD
Bread0.95 ± 0.015.80 ± 0.02
Butter0.97 ± 0.016.25 ± 0.03
Gummy candy0.72 ± 0.012.80 ± 0.03
Watermelon0.99 ± 0.015.43 ± 0.01