RNOtherPatient education and counseling2021

Effects of health literacy skills, educational attainment, and level of melanoma risk on responses to personalized genomic testing.

Kimberly A Kaphingst, Erva Khan, Kirsten Meyer White and 11 others

PMID 32773237

WHAT IT FOUND

Most patients found melanoma genetic risk feedback clear, and negative emotions were low.

Higher-risk results were linked with more nervousness and confusion but more determination to change sun protection. Lower health literacy was linked with more confusion.

Key findings

01Participants rated the MC1R feedback 6.4 for believability and 6.2 for clarity, and reported low nervousness, regret, fear, and confusion.

02Higher-risk participants were more likely to report nervousness, fear, and confusion, less likely to report relief and hope, and more determined to change sun protection behavior.

03Higher health literacy was associated with less confusion about test results.

STILL TO COME

How it was doneWhat they foundWhat it means for RNs

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What it does not show

The sample came from one geographic region and almost all participants preferred English, so results may not apply to Spanish-speaking patients. The analysis included only participants who chose testing, returned a kit, and completed the two-week survey, so it may miss people who did not test or did not respond. Participants had fairly high health literacy on average, so responses among people with inadequate health literacy may differ. Health literacy was measured by three self-report items, not a broader assessment of reading, numeracy, or comprehension demands. Responses were measured only two weeks after mailed feedback, so long-term understanding, distress, or behavior change was not shown. This secondary analysis did not compare intervention participants with wait-list controls, so it cannot show the effect of receiving feedback. The adjusted models included both health literacy and education, which may overadjust because health literacy may lie in the causal pathway between education and outcomes.

Declared interests

The authors declared no conflicts of interest. The supplied publication types indicate NIH extramural and non-U.S. government research support, but the article text does not name a funder.

The easy way to misread this

Do not conclude that plain-language melanoma genetic feedback was proven to improve patient outcomes or sun protection behavior. This analysis surveyed only participants who chose testing and returned a kit, mostly had high health literacy, and measured responses two weeks after feedback.

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