Hand Hygiene Compliance and Bacterial Colonization on Personal Belongings (HHC-BC)

Inclusion Criteria:

• Nurses who agree to participate in the study and provide written informed consent.
• Nurses working in the intensive care units of the participating hospitals.
• Nurses who regularly bring and actively use a mobile phone, pen, and identification badge during clinical work.

Exclusion Criteria:

• Nurses who do not agree to participate in the study or do not provide written informed consent.
• Nurses who are absent from the intensive care unit during the data collection period due to annual leave, sick leave, maternity leave, or educational activities outside the hospital.
• Nurses with an open wound or injury on their hands that prevents them from appropriately performing standard hand hygiene practices, including handwashing and use of hand disinfectant.
• Nurses who do not participate directly in patient care, including administrative nurses, charge nurses who are not involved in clinical practice, and infection control nurses responsible for unit-level infection control.
• Participants who do not completely complete the questionnaire or have circumstances that prevent adherence to aseptic procedures during microbiological sampling.