Regional Demographic Differences: The Effect of Laestadians
Level 4 - case-series / case-control
Level by design analogy; non-clinical ecological cross-sectional correlation study.
OpenAlex W1499230430 · doi:10.23979/fypr.45057
What was done
This study analyzed correlations between regional religious density and demographic variables in Finland, focusing on members of the conservative Lutheran revival movement, Laestadianism (estimated 100,000 followers). Statistical tools were applied to regional aggregate data to examine associations between the proportion of Laestadians, total fertility rates, and family structure.
What was found
The abstract reports no numerical values, effect sizes, or test statistics. It reports qualitatively that at the regional level, total fertility rate and an increasing number of small children in the family are positively associated with the proportion of Laestadians.
Why it matters
It demonstrates that accounting for localized religious sub-movements and geographic concentration, rather than just nominal state church affiliation, is important for understanding regional variations in fertility.
Limits
The abstract provides no sample sizes, specific regional counts, or quantitative effect estimates. Because this is an ecological correlation study relying on aggregate regional data, it cannot establish individual-level causality and is susceptible to ecological fallacy and unmeasured confounding.
Cited by
- context Laestadians maintain a fertility rate of five to six children per woman while experiencing an attrition rate of 30% to 40% outside the sect.