One of the common misconceptions related to virtual triage / symptom checker tools is that the more questions the system asks, the more accurate the list of possible conditions / triage level recommendations will be and so, overall, the conclusion is that it is more thorough and, therefore, a better tool. If you are looking to provide your patients with a symptom checker/triage tool or are a patient looking to use one, this may intuitively make sense, but you would be very wrong. For virtual triage tools, more really is less.

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