Table 5 Principal component analysis and correlation between factors.

From: Validation of an instrument to measure the perception of occupational safety and health among Peruvian dentists

Initial item

F1

F2

F3

F4

Final item

45

0.658

   

1

47

0.595

   

2

48

0.694

   

3

58

0.559

   

4

61

0.539

   

5

62

0.683

   

6

64

0.540

   

7

66

0.557

   

8

2

 

0.537

  

9

7

 

0.525

  

10

17

 

0.481

  

11

24

 

0.503

  

12

37

 

0.579

  

13

51

 

0.668

  

14

53

 

0.590

  

15

56

 

0.692

  

16

12

  

0.593

 

17

13

  

0.749

 

18

15

  

0.642

 

19

16

  

0.570

 

20

79

  

0.433

 

21

32

   

0.449

22

91

   

0.671

23

97

   

0.654

24

106

   

0.537

25

Component

F1

F2

F3

F4

 

F1

1.000

    

F2

0.369

1.000

   

F3

0.181

0.256

1.000

  

F4

0.144

− 0.024

0.211

1.000

 
  1. F factor.
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