Table 4 Grey relation analysis of the number of occupational diseases.

From: Research on the development relationship between safety production indicators and economic and social indicators in China

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Code

Economic and social indicators

Grey relation degree

1

X8

The proportion of public education funding to GDP

0.9246

2

X9

The proportion of scientific research investment to GDP

0.9242

3

X7

The proportion of urban population to total population

0.9202

4

X6

The proportion of the employed population in non-agricultural industries to the total employed population

0.9186

5

X5

The proportion of the employed population in the secondary industry to the total employed population

0.9151

6

X10

Doctors per 1000 people

0.9049

7

X14

Urban registered unemployment rate

0.9039

8

X4

The proportion of production value of non-agricultural industries to GDP

0.8983

9

X3

The proportion of production value of the secondary industry to GDP

0.8863

10

X11

Engel's coefficient

0.8736

11

X12

Number of junior high school students per 10,000 people

0.8665

12

X13

Number of students enrolled in higher education institutions per 10,000 people

0.8058

13

X2

Per capita GDP

0.6730

14

X1

GDP

0.6511