Participant and Strategy Selection of Health QR Code Product Experience Design during the COVID-19 Pandemic in China: The Information Security Perspective

Table 1

The symbols and meaning description.

Symbols	Meaning description
	The probability that the product manager selects the experience-oriented strategy; then is the probability of selecting the benefit-oriented strategy ()
	The probability that the design and development team carries out experience design; then is the probability of agile development and design sprint ()
	If the user selects the probability of authorizing information sharing, then is the probability of not authorizing information sharing ()
	Experience-oriented in the case of authorized information sharing & the benefits of users after the upgrade of experience design
	In the case of authorized information sharing, only one party chooses to be user-experience-oriented. The benefits of users after product upgrading
	Benefit orientation of products in the case of authorized information sharing & benefits of users after agile development and upgrading
	Authorized information sharing will bring potential extra losses to users, such as privacy disclosure
	Experience-oriented in the case of unauthorized information sharing & the benefits of users after the upgrade of experience design
	In the case of unauthorized information sharing, only one party chooses to be user-experience-oriented. The benefits of users after product upgrading
	Benefit orientation of products without authorized information sharing & benefits of users after agile development and upgrading
	Revenue promotion coefficient of authorized information sharing for product managers ()
	Revenue generated when product managers choose experience-oriented needs without authorizing information sharing
	Revenue generated when the product manager selects benefit-oriented demand without authorizing information sharing
	Potential loss (reputation, etc.) to the product manager due to the risk of user privacy data disclosure under authorized information sharing
	The product manager chooses to propose the cost of experience-oriented demand
	The product manager chooses to propose the cost of benefit-oriented demand
	The product manager puts forward experience-oriented requirements and the design and development team carries out experience design, which brings synergy benefits to both parties
	The product manager puts forward benefit-oriented requirements, and the design and development team carries out experience design, which brings additional benefits to the product manager
	Coordination cost of product manager when the design and development team conflicts with the design concept of product manager
	Cost reduction factor of authorized information sharing for design and development team ()
	Cost of experience design strategy selected by design and development team without authorization of information sharing
	Cost of design and development team choosing agile development and design sprint strategy without authorized information sharing
	Benefits of experience design by design and development team
	Benefits of agile development and design sprint by design and development team
	Potential loss to the design and development team due to the risk of user privacy data disclosure in the case of authorized information sharing
	The performance loss caused by the conflict with the design concept of the product manager to the design and development team