Table 2. .

A Summary of the Key Information Collected During the Pre-iCon and Post-iCon Interviews

Pre-iCon Interview		Post-iCon Interview
Data Collected	Rationale for Collection	Data Collected	Rationale for Collection
How long participant had been a member of Facebook; frequency of using Facebook	To provide an indication of how knowledgeable each participant was and to measure any changes in Facebook use during the trial	Concussion symptoms and severity score (Sport Concussion Assessment Tool 2); worsening of symptoms with physical or mental activity	To provide an assessment of any reduction (or increase) in symptoms following iCon
Date of concussion; sport played when concussion sustained; mechanism of injury	Questions enabled a greater comprehension of the circumstances surrounding each participant's injury	How regularly participants accessed iCon; whether participants spent more time than usual on Facebook during the study period and whether this was due to iCon	To provide an indication of usage patterns during the study and to see whether participants used Facebook more than they usually would in order to access iCon
Preinjury knowledge levels relating to concussion	To establish changes in concussion knowledge after iCon	Date of return to sport; whether iCon assisted the return-to-sport decision and medical-help seeking	To give an indication of the effect iCon had on decision-making processes
Concussion symptoms and severity score as per the Sport Concussion Assessment Tool 2; worsening of symptoms with physical or mental activity	To provide an objective baseline measurement of each participant's symptoms before entering iCon	Changes in concussion knowledge; the most valuable item learned during iCon	To help identify changes in concussion knowledge after iCon
Medical treatment given after the concussion; information given postconcussion; what format this was in and who dispensed this	To identify the concussion management and education each participant was given before iCon	How satisfied participants were with the support from the iCon facilitator, iCon physician, and other participants; most and least helpful elements in iCon	To identify how well different components in iCon served their purpose
		Did participants feel secure sharing information in iCon? Would participants recommend iCon to others?	To provide an overall impression of participants' satisfaction with iCon