Table 1 Intervention components and targeted determinants of hand hygiene (HH) behavior

1. Provision of HH products: dispensers and refills for paper towels, soap, alcohol-based hand sanitizer and hand cream

Environmental determinants, especially the availability of paper towels

2. Training to educate about the Dutch national HH guidelines; information booklet

Guideline knowledge and awareness, perceived HH importance

3. Two team training sessions aimed at goal setting and formulating specific HH improvement activities

Perceived HH importance, perceived behavioral control

4. Posters and stickers as reminders and cues to action

Guideline knowledge and awareness, habit