Nonalcoholic fatty liver disease is associated with benign gastrointestinal disorders

Table 5 Multivariable logistic regression for factors associated with nonalcoholic fatty liver disease compared to other liver diseases using associated diagnoses

Variable	P value	OR (95%CI)
Age (reference ≤ 70 yr)	< 0.0001	0.79 (0.76-0.83)
Gender (reference female)	< 0.0001	0.58 (0.57-0.60)
Diabetes	< 0.0001	1.41 (1.37-1.45)
Hypertension	0.05	0.97 (0.94-1.0)
Obesity	< 0.0001	4.47 (4.34-4.61)
Dyslipidemia	< 0.0001	2.35 (2.28-2.42)
Location (reference central metropolitan)	< 0.0001
50000-250000 population		1.2 (1.1-1.3)
Fringe metropolitan		1.1 (1.1-1.2)
Metro 250000 - one million population		1.2 (1.1-1.2)
Micropolitan		1.4 (1.4-1.5)
Other		1.4 (1.3-1.4)
Income (reference ≥ $63000)	< 0.0001
$39000-$47999		0.80 (0.77-0.83)
$48000-$62999		0.86 (0.82-0.89)
< $39000		0.64 (0.62-0.67)
Payer (reference private insurance)	< 0.0001
Medicaid		0.42 (0.41-0.43)
Medicare		0.46 (0.44-0.47)
No charge		0.61 (0.53-0.70)
Other		0.55 (0.51-0.59)
Self-pay		0.65 (0.62-0.68)
Associated diagnoses
Abdominal hernia	< 0.0001	1.70 (1.63-1.79)
Appendiceal disorders	< 0.0001	2.58 (2.19-3.04)
Benign biliary disorders	< 0.0001	2.11 (2.03-2.19)
Benign pancreatic disorders	< 0.0001	1.57 (1.50-1.64)
Diverticular disease	< 0.0001	2.22 (2.11-2.34)
Esophageal disorders (non-variceal)	< 0.0001	1.52 (1.48-1.57)
Gastroduodenal ulcer	< 0.0001	1.41(1.33-1.49)
Gastrointestinal hemorrhage	< 0.0001	0.41 (0.38-0.44)
Gastrointestinal malignancies	< 0.0001	0.83 (0.76-0.91)
Hepatobiliary malignancies	< 0.0001	0.12 (0.10-0.15)
Inflammatory bowel disease	< 0.0001	1.68 (1.52-1.86)
Intestinal infection	< 0.0001	1.29 (1.19-1.40)
Intestinal obstruction	< 0.0001	1.30 (1.22-1.39)
Peritonitis-abscess	< 0.0001	0.47 (0.42-0.53)