Table 1.

Basic demographic information of the respondents in the survey

Category	Detail	Freq.			Sample No.			Percent (%)			Mean ± SD
		1st	2nd	T	1st	2nd	T	1st	2nd	T	1st	2nd	T
Gender	M	15	95	110	52	192	244	28.8	49.5	45.1	–	–	–
	F	37	97	134				71.2	50.5	54.9
Age group (Years)	60–69	13	55	68	52	192	244	25	28.6	27.9	76.9 ± 7.8	74.1 ± 9.6	74.7 ± 9.3
	70–79	20	64	84				38.5	33.3	34.4
	80–89	19	63	82				36.5	32.8	33.6
	≥90	0	10	10				0.0	5.2	4.1
Income level (Yuan)	<2 k	3	28	31	52	192	244	5.8	14.6	12.7	3357 ± 1241	3766 ± 2240	3682 ± 2078
	2 k-3999	39	70	109				75.0	36.5	44.7
	4 k-5999	7	72	79				13.5	37.5	32.4
	6 k-7999	3	9	12				5.8	4.7	4.9
	≥8 k	0	13	13				0.0	6.8	5.3
Health condition (ICD-10)	Healthy	9	110	119	52	192	244	17.3	57.3	48.8	–	–	–
	HTN	25	39	64				48.1	20.3	26.2
	DM	9	19	28				17.3	9.9	11.5
	C00–D48	0	1	1				0.0	0.5	0.4
	E00-E90	7	2	9				13.5	1.0	3.7
	G00–G99	0	3	3				0.0	1.6	1.2
	H00–H59	2	3	5				3.8	1.6	2.0
	H60–H95	3	0	3				5.8	0.0	1.2
	I00–I99	10	22	32				19.2	11.5	13.1
	J00–J99	3	1	4				5.8	0.5	1.6
	K00–K93	3	5	8				5.8	2.6	3.3
	M00–M99	13	12	25				25.0	6.3	10.2
	N00–N99	2	2	4				3.8	1.0	1.6
Occupati-onal classifyca-tion (OCSM)	MOG A	4	15	19	52	192	244	7.7	7.8	7.8	–	–	–
	MOG B	5	12	17				9.6	6.3	7.0
	MOG D	5	22	27				9.6	11.5	11.1
	MOG E	0	2	2				0.0	1.0	0.8
	MOG F	2	5	7				3.8	2.6	2.9
	MOG G	0	2	2				0.0	1.0	0.8
	MOG H	28	96	124				53.8	50.0	50.8
	MOG K	8	38	46				15.4	19.8	18.9

NOTE. T Total, M Male, F Female, k kilo; 1 k 1000;

C00–D48 Neoplasms; E00-E90 Endocrine, nutritional and metabolic diseases; G00–G99 Diseases of the nervous system; H00–H59 Diseases of the eye and adnexa; H60–H95 Diseases of the ear and mastoid process; I00–I99 Diseases of the circulatory system; J00–J99 Diseases of the respiratory system; K00–K93 Diseases of the digestive system; M00–M99 Diseases of the musculoskeletal system and connective tissue; N00–N99 Diseases of the genitourinary system

MOG A Professional, Technical and Related Occupations; MOG B Executive, Administrative, and Managerial Occupations; MOG D Administrative Support Occupations, Including Clerical; MOG E Precision Production, Craft, and Repair Occupations; MOG F Machine Operators, Assemblers, and Inspectors; MOG G Transportation and Material Moving Occupations; MOG H Handlers, Equipment Cleaners, Helpers, and Laborers; MOG K Service Occupations, Except Private Household