The TBI Model Systems Neighborhood Socioeconomic Disadvantage Index (TBIMS-NSDI): Development and Comparison to Individual Socioeconomic Characteristics.
Raj G Kumar, Andrew Delgado, John D Corrigan and 14 others
PMID 39110848WHAT IT FOUND
Census data can describe neighborhood disadvantage after TBI, and a person-neighborhood comparison shows when someone's income, education, or unemployment does not match their neighborhood.
No patient outcomes were tested.
Key findings
01A census-based score summarized neighborhood disadvantage, with higher scores meaning more disadvantage.
02The score was compared with each person's household income, years of education, and unemployment to create a discrepancy value.
03At year 2, participants in the very-high discrepancy group were nearly half Black, had the highest Medicaid rate, and nearly 20% were injured by violence.
STILL TO COME
How it was doneWhat they found
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What it does not show
The supplied text does not state the number of participants analysed. It did not test whether the scores predict recovery, participation, employment, or health outcomes. Neighborhood scores are based on census tract averages, so they may not capture a person's lived environment. The discrepancy value alone can group people with opposite personal and neighborhood SES together. The authors note that other statistical approaches to combining the measures are possible.
Declared interests
The paper lists extramural NIH support; no author disclosure statements are included in the supplied text.
The easy way to misread this
Do not treat this index as a clinical assessment or as proof that neighborhood disadvantage caused worse recovery. The paper did not test patient outcomes; it only described how the scores related to demographic and injury characteristics.