Fig. 1From: Why acute ischemic stroke patients in the United States use or do not use emergency medical services transport? Findings of an inpatient surveyPotential clinical, subjective and contextual factors influencing stroke patients’ decisions to call 911 for an ambulance*. *Refer to Additional file 1, Patient Survey instrument to identify the questions marked by Question numbers in parentheses in the figure. Sum of item responses (yes/no) used to compute each factorBack to article page