The status of job burnout and its influence on the working ability of copper-nickel miners in Xinjiang, China

BMC Public Health

Table 1 Characteristics of the copper-nickel worker sample population

Items	Groups	Case Number	Percentage (%)
Sex	Male	1116	89.00
Sex	Female	138	11.00
Age (years)	< 25	327	26.08
	25~	339	27.03
	30~	159	12.68
	35~	132	10.53
	40~	174	13.88
	45~	123	9.81
Number of working years	≤5	666	53.11
	6~	450	35.89
	11~	138	11.00
Education level	Junior high school and below	204	16.27
	High school	297	23.68
	Junior college	627	50.00
	Bachelor’s degree or above	126	10.05
Marital status	Unmarried	444	35.41
Marital status	Married	810	64.59
Professional title	None	813	64.83
	Primary	216	17.22
	Intermediate and above	225	17.94
Income (yuan)	< 2500	252	20.10
	2500~	582	46.41
	3000~	171	13.64
	3500~	108	8.61
	4000~	141	11.24
work units	Mining unit	441	35.17
	Beneficiation unit	267	21.29
	Smelting unit	546	43.54
Total		1254	100%

ISSN: 1471-2458