A paper by Brady et al. (2023) goals to measure this relationship within the US. They use knowledge from the 1997-2019 Panel Study of Income Dynamics (PSID) knowledge merged with the Cross-National Equivalent File. The knowledge had been validated with data from the National Death Index. The authors modify for self-reported well being, demographics, comorbidities and quite a lot of different elements. They discover that:
Current poverty is related to a better mortality hazard of 1.42 (95% CI, 1.26-1.60). Cumulative poverty—being all the time in poverty vs by no means in poverty previously 10 years—is related to a better mortality hazard of 1.71 (95% CI, 1.45-2.02).
This is a considerably greater mortality danger issue in comparison with many frequent comorbidities.