Table 3.

Attitudinal factors and item loadings

Factors and itemsa	Factor loadings
λFactor 1: Beneficial to individual and society (αλ=λ0.82)
ν21. I would participate to help future generations	0.48
ν23. Genetic research is beneficial to Society	0.60
ν24. Genetic research will benefit me	0.73
ν25. Genetic research will benefit people of my race	0.86
ν26. Genetic research will benefit people of other races	0.83
Factor 2: Important to participate for education and knowledge (αλ=λ0.83)
ν11. Genetic research is important for education of patients and health professionals	0.86
ν13. It is important for people to know about genetic causes of mental illness	0.86
ν14. It is important to participate in genetic research when given opportunity to do so	0.69
Factor 3: Mistrust and wariness (αλ=λ0.57)
ν27. Do not trust researchers conducting the genetic studies	0.59
ν30. Worry about private information not being kept private	0.59
ν32. Do not like some procedures associated w/genetic research (e.g. blood draws)	0.55
ν34. Participating in genetic research is a hassle	0.69
Factor 4: Desire to learn more about genetic research (αλ=λ0.83)
ν39. I would like to learn more about genetic research	0.82
ν40. Would like to learn more about the genetic causes of mental illness	0.84
Factor 5: Stigma (αλ=λ0.85)
ν28. Ashamed to participate in research that asks questions about my mental health	0.77
ν29. Ashamed to participate in research that asks questions about my family’s mental health	0.76
Factor 6: Participating only for incentives (αλ=λ0.65)
ν22. Would participate only if getting free meds/treatment	0.80
ν35. Would participate only if getting paid (e.g. cash, gift certificates, etc.)	0.75
Factor 7: Mental illness caused by both genes and environment (αλ=λ0.48)
ν7. Mental health problems are caused by the environment	0.76
ν8. Mental health problems are caused by both genes and environment	0.67
ν10. Certain environments will cause depression regardless of genes	0.52
Factor 8: Mental illness caused primarily by genes (αλ=λ0.29)
ν6. Mental health problems are caused mostly by genes	0.60
ν9. If one has genes for depression, they will become depressed, regardless of environment	0.77

^aThe six survey items not listed here, but used in the analysis will be furnished upon request from corresponding author.