Relationship between gout, hyperuricemia, and obesity—does central obesity play a significant role?—a study based on the NHANES database

Table 2 Weighted multiple linear regression analysis of the obesity index on serum urate levels

Characteristic	Model 1 β(95%CI)	Model 2 β(95%CI)	Model 3 β(95%CI)
BMI	0.05 (0.05, 0.06)	0.06 (0.06, 0.06)	0.06 (0.05, 0.06)
Tertiles of BMI
Lower(13.18–25.69)	0	0	0
Middle(25.70-30.88)	0.54 (0.50, 0.58)	0.45 (0.41, 0.48)	0.39 (0.35, 0.42)
Higher(30.89–84.87)	0.85 (0.81, 0.89)	0.93 (0.89, 0.96)	0.84 (0.80, 0.88)
P for trend	< 0.001	< 0.001	< 0.001
WWI Index	0.20 (0.18, 0.22)	0.40 (0.38, 0.42)	0.35 (0.33, 0.37)
Tertiles of WWI
Lower(8.11–10.70)	0	0	0
Middle(10.71–11.44)	0.23 (0.19, 0.27)	0.33 (0.30, 0.37)	0.27 (0.24, 0.31)
Higher(11.44–15.39)	0.40 (0.36, 0.44)	0.68 (0.64, 0.72)	0.58 (0.54, 0.63)
P for trend	< 0.001	< 0.001	< 0.001
BRI Index	0.14 (0.13, 0.14)	0.18 (0.17, 0.18)	0.17 (0.16, 0.17)
Tertiles of BRI
Lower(1.05–4.32)	0	0	0
Middle(4.32–6.14)	0.46 (0.42, 0.50)	0.45 (0.42, 0.49)	0.39 (0.35, 0.42)
Higher(6.14–23.48)	0.77 (0.73, 0.81)	0.95 (0.91, 0.99)	0.87 (0.83, 0.90)
P for trend	< 0.001	< 0.001	< 0.001

Model 1 was adjusted for no covariates;
Model 2 was adjusted for age,gender,race,marital status and education;
Model3 was adjusted for covariates in Model 2 + diabetes,blood pressure,PIR,total water,total kcal,total sugar,total fat,smoked,physical activity,alcohol use,serum cholesterol,kidney stone,coronary artery disease,serum glucose,asthma,serum triglycerides and cancers were adjusted
BMI: body mass index; BRI: body roundness index; WWI: weigh adjusted waist index;

ISSN: 1758-5996