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Food insecurity is known to be a major public health issue. There is limited data on food insecurity and chronic disease in the general population.

We aimed to assess effect of food insecurity on mortality of individuals with chronic disease like cardiorenal syndrome (CRS).

The study was conducted on participants aged 20 years or older in the United States living below the 130% Federal Poverty Level. We assessed food insecurity utilizing the Household Food Security Survey Module in NHANES survey for the years 1999 to 2010 with mortality follow-up. Prospective analysis was performed using complex samples Cox regression with adjustment for known confounders to determine the relationship of food insecurity and CRS.

Prevalence of food insecurity among the low-income population was 16.1% among males and 21.7% among females. The mean follow-up was 6.5 years. For all …