PPE such as gloves, gowns, aprons, masks, eye protection and face shields is chosen for the risk of the task and the precautions in force: gown and gloves for contact precautions, surgical mask with eye or face protection for respiratory precautions, all of these for combined precautions. A particulate filter respirator is used only in unusual higher risk situations and after consulting the IPC lead.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.