Figure 4.

Adherence to hand hygiene measures by index patients and household contacts. Frequency of daily hand disinfection (mean, standard deviation) in participants assigned to the MH group, stratified by season. Symbols represent the mean frequency of hand disinfection before (green, hollow circles) and after (black squares) the intervention was fully implemented in the households. Data of index patients are depicted by a continuous line, data of household contacts by a dashed line.

Suess et al. BMC Infectious Diseases 2012 12:26   doi:10.1186/1471-2334-12-26
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