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Table 4 Spearman rho correlation for rating* their health status as poor to excellent (C1 component) with demographic variables, stratified health conditions, NHANES, 2001–2012

From: Non-alcoholic Fatty Liver Disease (NAFLD) is associated with impairment of Health Related Quality of Life (HRQOL)

 

rho , P

Variables

Total (overall),

HCV

NAFLD

Heart disease

Diabetes

n = 9661

n = 346

n = 3333

n = 1145

n = 1477

Age (years)

0.14, <0.01

0.11, 0.03

0.10, <0.01

−0.12, <0.01

−0.06, 0.06

Body Mass Index (BMI) (kg/m2)

0.23, <0.01

0.16, 0.04

0.12, <0.01

0.16, <0.01

0.13, <0.01

Gender (1 = male and 0 = female)

−0.06, <0.01

−0.11, 0.08

−0.16, <0.01

−0.12, <0.01

−0.13, <0.01

White (1 = yes and 0 = no)

−0.19, <0.01

−0.10, 0.09

−0.16, <0.01

−0.20, <0.01

−0.14, <0.01

Black (1 = yes and 0 = no)

0.06, <0.01

0.08, 0.30

−0.01, 0.44

0.11, <0.01

0.02, <0.01

Other (1 = yes and 0 = no)

0.15, <0.01

0.04, 0.43

0.18, <0.01

0.13, <0.01

0.13, <0.01

C2: days physical health, which includes physical illness and injury not good

0.30, <0.01

0.45, <0.01

0.34, <0.01

0.41, <0.01

0.39, <0.01

C3: days mental health, which includes stress, depression, and problems with emotions not good

0.17, <0.01

0.30, <0.01

0.21, <0.01

0.28, <0.01

0.26, <0.01

C4: days poor physical or mental health keep him/her from doing your usual activities, such as self-care, work, or recreation not good

0.21, <0.01

0.39, <0.01

0.24, <0.01

0.28, <0.01

0.27, <0.01

  1. *Ranges from 1 to 5 with a higher score indicates worse self-health assessment (1 = excellent; 2 = very good; 3 = good; 4 = fair; and 5 = poor)