Epidemiology and clinical features of alcoholic liver disease in Hainan Province, China

Table 2 Hazardous drinking rate among permanent residents of Hainan Province, n (%)

Features	Number of investigators	Hazardous drinking rate	χ2	P value
Age			16.138	0.006
≥ 15-25	110	7 (6.4)
> 25-35	465	70 (15.1)
> 35-45	557	85 (15.3)
> 45-55	643	109 (17.0)
> 55-65	562	86 (15.3)
> 65	367	36 (9.8)
Sex			260.116	0.000
Male	949	279 (29.4)
Female	1755	114 (6.5)
Ethnicity			112.022	0.000
Han	1989	204 (10.3)
Li	668	174 (26.0)
Other ethnic minorities (Mongolian, Miao, Hui, etc.)	47	15 (31.9)
Household registration			4.853	0.028
Non-agricultural	765	93 (12.2)
Agricultural	1939	300 (15.5)
Literacy			2.875	0.411
Primary school	991	131 (13.2)
Junior high school	865	130 (15.0)
High school/secondary school	475	70 (14.7)
College/university and above	373	62 (16.6)
Marital status			8.933	0.011
Unmarried	810	93 (11.5)
Married	1845	291 (15.8)
Divorced/widowed	49	9 (18.4)
Personal monthly income (RMB)			30.984	0.000
≤ 3000	1768	229 (13.0)
3000-5000	706	101 (14.3)
5000-10000	211	56 (26.5)
> 10000	19	7 (36.8)