item	Classification	n	Ratio of composition (%)	H	P
Gender	male	71	28.1	22347.5	0.143
Gender	female	182	71.9	22347.5	0.143
Area of residence	Rural areas	37	70.8	1.303	0.521
	City	185	28.1
	Township	31	1.2
annual household income	<50,000	25	14.6	4.118	0.390
	50,000 - 100,000	46	73.1
	100,000 - 200,000	78	12.3
	200,000 - 300,000	59	9.9
	>300,000	45	18.2
physical exercise	no	65	30.8	4.697	0.195
	once or twice a week	112	23.3
	three to four times a week	52	17.8
	>5 times	24	25.7
smoking	no smoking	223	44.3	27751	0.130
smoking	smoking	30	20.6	27751	0.130
drinking	no drinking	211	9.5	25209	0.000
drinking	drinking	42	88.1	25209	0.000
Medical professional education	yes	192	11.9	6880	0.082
Medical professional education	no	61	83.4	6880	0.082
BMI Categories	underweight	22	8.7	3.633	0.304
	normal	164	64.8
	overweight	45	17.8
	obesity	22	8.7
Level of education	Junior high school and below	22	8.7	2.517	0.284
	High school/technical secondary school	20	7.9
	University and above	211	83.4
age	20 - 39	179	70.8	1.632	0.442
	40 - 59	71	28.1
	≥60	3	1.2