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Table 4 Association of socioeconomic variables and diet quality with features of the gut microbiome

From: Gut microbiome composition in the Hispanic Community Health Study/Study of Latinos is shaped by geographic relocation, environmental factors, and obesity

 16S Shannon indexP:B ratioITS Shannon index
Beta (95% CI)Beta (95% CI)Beta (95% CI)
Household income/year ($)
 < 10,000ReferenceReferenceReference
 10,000–20,0000.03 (− 0.06, 0.13)0.04 (− 0.04, 0.12)0.10 (0.00, 0.20)
 20,000–40,0000.02 (− 0.08, 0.11)0.02 (− 0.06, 0.10)0.10 (0.01, 0.20)
 > 40,0000.08 (− 0.02, 0.18)− 0.11 (− 0.19, − 0.03)0.10 (− 0.01, 0.20)
P value0.160.00050.22
Educational attainment
 < 9th gradeReferenceReferenceReference
 Some high school0.01 (− 0.09, 0.11)− 0.09 (− 0.18, − 0.01)− 0.02 (− 0.12, 0.08)
 High school diploma− 0.03 (− 0.11, 0.05)− 0.08 (− 0.15, − 0.01)0.01 (− 0.08, 0.09)
 Beyond high school0.02 (− 0.05, 0.09)− 0.15 (− 0.21, − 0.09)0.05 (− 0.02, 0.12)
P value0.62< 0.00010.15
Childhood economic hardship− 0.02 (− 0.10, 0.07)0.05 (− 0.02, 0.12)0.01 (− 0.07, 0.10)
P value0.720.140.77
Childhood sanitation (had basic facilities such as plumbing and sewer tank)− 0.03 (− 0.14, 0.08)− 0.14 (− 0.23, − 0.05)0.08 (− 0.03, 0.19)
P value0.600.0030.17
Alternative Healthy Eating Index*−.0004 (−.0048, 0.0040)0.0063 (0.0027, 0.0100)0.0055 (0.0010, 0.0099)
P value0.350.0060.40
  1. Linear regression models are adjusted for age, sex, and field center
  2. * For Alternative Healthy Eating Index (Chiuve, [81]), a higher score means a healthier diet