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. 2024 Dec 11;19(12):e0315502. doi: 10.1371/journal.pone.0315502

Table 2. Reliability and EFA.

Factors/variables Reliability EFA Convergence validity
Cronbach’s alpha Eigen values Factor loadings CR AVE
Green Perceived Value (GPV) [134] 0.807 1.677 0.873 0.633
GPV1: “I purchase sustainable clothing because it is environmentally friendly.” 0.787
GPV2: “I purchase sustainable clothing because it has more environmental benefits than other products.” 0.746
GPV3: “Purchasing sustainable clothing would make a good impression on others.” 0.748
GPV4: “When I buy sustainable clothing products, I get value for its money.” 0.761
Green Perceived Quality (GPQ) [133] 0.868 9.284 0.904 0.654
GPQ1: “The quality of sustainable clothing is regarded as the best benchmark with respect to environmental concern.” 0.760
GPQ2: “The quality of sustainable clothing is reliable with respect to environmental consideration.” 0.767
GPQ3: “The quality of sustainable clothing is durable with respect to environmental performance.” 0.758
GPQ4: “The quality of sustainable clothing is excellent with respect to environmental image.” 0.787
GPQ5: “The quality of sustainable clothing is professional with respect to environmental reputation.” 0.762
Perceived Price (PP) [132, 139] 0.796 1.464 0.858 0.669
PP1: “Price is a major concern for me to go for sustainable clothing.” 0.793
PP2: “The price of sustainable clothing is acceptable.”
PP3: “Sustainable clothing has a fairly affordable price.” 0.780
PP4: “I think the price of sustainable clothing is in line with the value of the product.” 0.766
Social Influence (SI) [27] 0.825 2.116 0.884 0.656
SI1: “I learn from my friends, family and classmates about sustainable clothing products.” 0.753
SI2: “If my friends purchase sustainable clothing products, I will buy them.” 0.772
SI3: “I will share information on how to buy sustainable clothing products with my friends.” 0.794
SI4: “Most of my friends and family buy sustainable clothing products.” 0.756
Product Design (PD) [136, 140] 0.758 1.535 0.861 0.674
PD1: “The clothing has a classic design, aesthetically sustainable over time.” 0.778
PD2: “The design of the clothing is optimal and can be recycled into other products.” 0.779
PD3: “The design of sustainable clothing is simple but beautiful.” 0.776
Environment Concern (EC) [131, 135, 138] 0.808 1.829 0.874 0.634
EC1: “Environmental protection will help people have a better quality of life.” 0.750
EC2: “I am concerned about environmental development.” 0.780
EC3: “I often think about the potential negative development of the environmental situation.” 0.751
EC4: “I am concerned that humanity will cause lasting damage towards the environment.” 0.773
Environment Knowledge (EK) [27] 0.778 1.594 0.871 0.692
EK1: “I know what sustainable clothing is.” 0.775
EK2: “I know what an environmental label is.” 0.817
EK3: “I know that using sustainable clothing reduces the damage to the environment.” 0.785
Environmental Attitude (EAT) [27] 0.866 2.411 0.903 0.651
EAT1: “Advocating an environmentally friendly lifestyle is necessary.” 0.742
EAT2: “I think the government needs to focus more on environmental protection.” 0.748
EAT3: “It is very important to promote consumers’ attention to environmental issues.” 0.781
EAT4: “I think it’s important to control environmental pollution.” 0.762
EAT5: “I think the earth’s resources are limited, so environmental protection is important.” 0.745
Product Attitude (PAT) [27] 0.828 1.954 0.886 0.659
PAT1: “I prefer using sustainable clothing products over other general clothing products.” 0.771
PAT2: “I think purchasing sustainable clothing products is good for me.” 0.728
PAT3: “I think sustainable clothing products that can reduce environmental damage are important.” 0.752
PAT4: “I am willing to purchase sustainable clothing products that are good for the environment.” 0.760
Purchase Intention (PI) [137, 139] 0.824 2.000 0.883 0.654
PI1: “I consider purchasing sustainable clothing.” 0.751
PI2: “I intend to buy sustainable clothing instead of conventional clothing in the future.” 0.757
PI3: “I might possibly buy sustainable clothing in the future.” 0.776
PI4: “I would consider buying sustainable clothing if I happen to see them in a (n) (online) store.” 0.771