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. 2020 Oct 26;15(10):e0239707. doi: 10.1371/journal.pone.0239707

Table 3. Factor loadings and communalities.

Key dimensions and items Factor loadings Communalities
Factor 1: Idealism. Cronbach’s α = 0.93, Eigenvalue = 6.184, Variance = 15.08%
The existence of potential harm to others is always wrong, irrespective of the benefits to be gained 0.869 0.790
One should not perform an action which might in any way threaten the dignity and welfare of another individual 0.852 0.799
Risks to another should never be tolerated, irrespective of how small the risks might be 0.836 0.730
If an action could harm an innocent other, then it should not be done 0.802 0.700
One should never psychologically or physically harm another person 0.801 0.738
People should make certain that their actions never intentionally harm another even to a small degree 0.772 0.685
It is never necessary to sacrifice the welfare of others 0.737 0.615
The dignity and welfare of the people should be the most important concern in any society 0.683 0.597
Deciding whether or not to perform an act by balancing the positive consequences of the act against the negative consequences of the act is immoral 0.639 0.541
Moral behaviours are actions that closely match ideas of the most perfect action 0.512 0.527
Factor 2: Relativism. Cronbach’s α = 0.88, Eigenvalue = 4.473, Variance = 10.91%
Questions of what is ethical for everyone can never be resolved since what is moral or immoral is up to the individual 0.822 0.710
Moral standards are simply personal rules that indicate how a person should behave, which should not be applied in making judgments of others 0.821 0.719
Moral standards should be seen as being individualistic; what one person considers to be moral may be judged to be immoral by another person 0.796 0.663
Ethical considerations in interpersonal relations are so complex that individuals should be allowed to formulate their own individual codes 0.771 0.624
What is ethical varies from one situation and society to another 0.701 0.549
Different types of morality cannot be compared as to “rightness” 0.689 0.578
Rigidity codifying an ethical position that prevents certain types of actions could stand in the way of better human relations and adjustment 0.684 0.546
There are no principles that are so important that they should be a part of any code of ethics 0.519 0.456
Factor 3: Moral identity. Cronbach’s α = 0.87, Eigenvalue = 3.719, Variance = 9.07%
I am committed to my moral principles 0.874 0.822
I am determined to behave consistent with my moral ideals or principles 0.866 0.810
I am willing to make a sacrifice to be loyal to my moral values 0.796 0.681
I view being an ethical person as an important part of who I am 0.773 0.706
I am willing to place the collective interest over my own personal ego and interest 0.562 0.533
Factor 4: Environmental judgment. Cronbach’s α = 0.84, Eigenvalue = 3.333, Variance = 8.13%
Emissions 0.812 0.711
Global warming 0.775 0.611
Pollution 0.757 0.669
Single use plastic 0.733 0.591
Landfill 0.701 0.585
Factor 5: Social judgment. Cronbach’s α = 0.78, Eigenvalue = 2.847, Variance = 6.95%
Recreational drug use 0.787 0.698
Alcoholism 0.738 0.611
Smoking 0.706 0.565
Casual sex 0.693 0.590
Abortion 0.621 0.528
Factor 6: Environmental behaviors I. Cronbach’s α = 0.74, Eigenvalue = 2.262, Variance = 5.52%
Turn off or unplug electronic devises when not needed 0.771 0.668
Reduce air conditioning 0.735 0.660
Reduce driving, and walk, bike or use public transportation 0.680 0.635
Reduce using plastic bags, or use own bag when shopping 0.586 0.611
Factor 7: Environmental behaviors II. Cronbach’s α = 0.68, Eigenvalue = 2.205, Variance = 5.38%
Buy energy efficient appliances 0.723 0.576
Recycle newspapers, plastics, cans and glass 0.683 0.585
Compost kitchen waste 0.611 0.510
Buy local products or locally produced foods 0.598 0.576
Total variance = 61.03%
KMO = 0.879
Approx. Chi-Square = 9340.237
Df = 820
Sig. = 0.000