Occupational health index: Assessing occupational health performanceThe genesis of OHI is based on some of the topics covered in OHSAS: 18001:2007 Competence, Training, and Awareness (4.4.2)Emergency Preparedness, and Response (4.4.7)Performance Measurement, and Monitoring (4.5.1)Evaluation of Compliance (4.5.2) ISO 14001:2004 Environmental Aspects (4.3.1) Company EHS & S standards and guidelines. Just to name some such as management review, occupational health surveillance, biomedical waste management, medical records, occupational health center inspection (supported by a relevant checklist), international medical care and workability management, emergency medical response, project site and field employees, employee and stakeholders survey score, occupational health professional development, travel health, water and food safety.