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14 December, 19:58

Hand disinfection is frequently recommended for prevention of transmission of the rhinovirus that causes the common cold. A total of 212 volunteers were assigned at random to enter the hand-sanitizer group (HL+, which used the sanitizer every three hours or after handwashing) and the control group which was asked to use routine hand washing but avoid alcohol-based hand sanitizers.

Yes (infection) no (infection)

HL + 49 67

Control 49 47

Do the data give good evidence that the above hand sanitizing practice reduced the chance of getting the common cold?

+1
Answers (1)
  1. 14 December, 20:08
    0
    No

    Explanation:

    AS there are more that are sick in the HL + group than in the control group.
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