Sample selection bias in gerontology research?

  • Thread starter Thread starter EnumaElish
  • Start date Start date
  • Tags Tags
    Bias Research
Click For Summary
SUMMARY

The discussion centers on a new paper examining negativity in relationships, particularly highlighting that younger adults in their 20s and 30s report the most negative interactions, while older adults experience less negativity. This phenomenon is attributed to selectivity bias, where older individuals may have filtered out negative relationships through divorce or loss before reaching older age. The conversation raises questions about the duration of marriages considered in the research, suggesting that if older couples have shorter marriage durations, the findings may warrant further scrutiny.

PREREQUISITES
  • Understanding of selectivity bias in research
  • Familiarity with gerontology and relationship dynamics
  • Knowledge of research methodologies in social sciences
  • Awareness of the impact of divorce on social relationships
NEXT STEPS
  • Investigate selectivity bias in gerontological studies
  • Research the effects of divorce on long-term relationship satisfaction
  • Examine methodologies used in studies of relationship negativity
  • Explore the relationship dynamics of remarried older adults
USEFUL FOR

Researchers in gerontology, social scientists studying relationship dynamics, and anyone interested in the impact of age on interpersonal relationships.

EnumaElish
Science Advisor
Messages
2,348
Reaction score
124
A new paper is reported to look at negativity in relationships.

Quote from the Yahoo news story:
Marriage: It's Only Going to Get Worse

Jeanna Bryner
LiveScience Staff Writer
LiveScience.com 2 hours, 31 minutes ago

...

Participants in their 20s and 30s reported having the most negative relationships overall. Older adults had the least negative relationships with spouses, children and friends. Past research by Birditt and others has shown that older adults are more likely to report less conflict in their relationships compared with younger adults.

http://news.yahoo.com/s/livescience/20080205/sc_livescience/marriageitsonlygoingtogetworse

This sounds like the definition of selectivity bias. It is not at all surprising that older people are reporting less negativity with spouses, etc., simply because those with more negativity had a divorce (or lost their friendships) before they got old!
 
Last edited by a moderator:
Biology news on Phys.org
EnumaElish said:
A new paper is reported to look at negativity in relationships.

Quote from the Yahoo news story:

http://news.yahoo.com/s/livescience/20080205/sc_livescience/marriageitsonlygoingtogetworse

This sounds like the definition of selectivity bias. It is not at all surprising that older people are reporting less negativity with spouses, etc., simply because those with more negativity had a divorce (or lost their friendships) before they got old!

Quite possible. Does the original article say anything about the duration of the marriage? For example, your point would be completely valid if we were talking about 20 and 30 year olds with 0-10 years of marriage and older people with 50 years of marriage under their belts. But, if they were careful to find older couples who had only been married shorter times (i.e., remarriage after divorce from or death of a prior spouse), then this might not be as valid a criticism. But, note it's also not talking about JUST spousal relationships, but those with friends as well.
 
Last edited by a moderator:
I did not see the original research. You have a good point, which might also apply to friendships, I guess.