Measuring Consumers’ Perceived Bias of the Safety Risk of Domestic Infant Formula with Principal Component Analysis and Multidimensional Model

Table 1

Items and references of the questionnaire.

Dimensions	Items	References
Physical risk	I believe domestic infant formula will damage the health and growth of infants	Yang and He [29]
Performance risk	I believe the safety of domestic infant formula does not meet the national standards	Su and Zhang [30]
Financial risk	I believe domestic infant formula will increase medical expenses for infants after they get sick	Danelon and Salay [31]
Time risk	I believe purchasing domestic infant formula would be a waste of my time for repeat purchases	Yeung and Morris [16]
Social risk	I believe my relatives and friends do not approve of my purchase of domestic infant formula	Crespo et al. [32]
Psychological risk	I believe I often worry about the safety of domestic infant formula	Guo et al. [33]