Table 3.

Odds ratios (95% confidence intervals) for hyperuricaemia associated with related factors.

	Overall		Boys		Girls
Characteristics	Model 1	Model 2	Model 1	Model 2	Model 1	Model 2
Sex
Girl	Ref	Ref	–	–	–	–
Boy	1.44 (1.38–1.50)	1.54 (1.47–1.61)	–	–	–	–
Age
3–11	Ref	Ref	Ref	Ref	Ref	Ref
12–15	5.16 (4.87–5.47)	4.05 (3.77–4.35)	11.06 (10.13–12.08)	9.19 (8.25–10.23)	2.39 (2.20–2.59)	1.67 (1.51–1.85)
16–19	4.16 (3.95–4.39)	3.65 (3.41–3.91)	9.87 (9.10–10.72)	9.10 (8.21–10.09)	1.70 (1.58–1.83)	1.33 (1.21–1.46)
Weight status
Non-overweight	Ref	Ref	Ref	Ref	Ref	Ref
Overweight	2.85 (2.70–3.01)	2.99 (2.82–3.16)	2.68 (2.50–2.87)	2.93 (2.71–3.17)	2.88 (2.65–3.13)	2.98 (2.72–3.26)
Obesity	4.38 (4.05–4.75)	5.40 (4.93–5.91)	3.56 (3.22–3.92)	5.67 (5.03–6.39)	5.62 (4.87–6.49)	6.38 (5.48–7.42)
Extreme obesity	7.05 (5.91–8.42)	9.76 (8.03–11.87)	5.70 (4.64–7.01)	11.53 (9.03–14.74)	9.22 (6.50–13.08)	11.77 (8.13–17.03)
Region
South	Ref	Ref	Ref	Ref	Ref	Ref
North	2.69 (2.54–2.85)	1.55 (1.39–1.72)	3.96 (3.67–4.28)	1.52 (1.32–1.74)	1.66 (1.52–1.81)	1.52 (1.28–1.80)
Survey year
2009–2015	Ref	Ref	Ref	Ref	Ref	Ref
2016–2019	2.90 (2.72–3.09)	2.35 (2.19–2.53)	3.02 (2.78–3.28)	2.13 (1.94–2.35)	2.83 (2.55–3.14)	3.03 (2.70–3.41)

Model 1: Univariate logistic regression analysis.

Model 2: Multivariate logistic regression analysis adjusted for sex, age period, weight status, region and survey year.