Home Our work Infection prevention and control National Hand Hygiene Initiative (NHHI) Auditor training and validation Auditor training and validation NHHI Logo For the NHHI, hand hygiene compliance is audited by direct observation of healthcare workers by specially trained auditors. There are two categories of hand hygiene auditors: Gold Standard Auditors and General Auditors. Print Share Twitter Facebook Email General auditor training Gold Standard auditor workshops Auditor Register Auditor validation requirements Auditor FAQs