Is there an industry standard series of questions to determine the need for ambulance transportation?

While there isn't a universally accepted industry standard, many emergency medical services (EMS) use a series of questions to assess the need for ambulance transportation. These typically include inquiries about the patient's current condition, symptoms, level of consciousness, breathing difficulties, and any recent medical history or events. Additionally, questions about the patient's ability to self-transport and the urgency of the situation help determine the appropriateness of ambulance services. Local protocols and guidelines may also influence the specific questions asked.