TABLE 4.

Transfer of Escherichia coli from the hands to plastic balls

TestTreatment (no. of subjects)Log10 count/hand (95% CI)
BaselineaSingle-wash recoverybTransfer to 4 ballsc
1Antimicrobial (8)8.02 (7.94 to 8.10)3.83 (3.23-4.43)2.49 (1.84-3.14)
2Nonantimicrobial (8)8.02 (7.94 to 8.10)5.35 (5.10-5.60)4.22 (3.98-4.46)
  • a P > 0.5 (ANOVA; antimicrobial baseline versus nonantimicrobial baseline within the test).

  • b P < 0.001 (ANOVA; single wash; antimicrobial versus nonantimicrobial soap).

  • c P < 0.001 (ANOVA; transfer; antimicrobial versus nonantimicrobial soap).