Table 2: Results of exploratory factor analysis with varimax rotation
No.	Items	Domains
		Access	Reading	Understanding	Assessment	Decision making and use	Self-efficacy
1	I can obtain information about my occupational health from different sources (health experts, physicians, posters, etc).	0.844
2	I can obtain information about occupational diseases related to my job.	0.873
3	I can obtain information about personal safety and health related to my job.	0.820
4	I can obtain information about the harmful agents at my workplace.	0.832
5	It is easy for me to read educational material (booklet, pamphlet, brochure, educational and commercial) on occupational diseases and accidents.		0.673
6	It is easy for me to read written instructions of professional health experts and physicians.		0.690
7	It is easy for me to read the instructions and safety guides for using industrial machinery.		0.617
8	It is easy for me to read instructions and safety guides for using chemicals.		0.580
9	I understand the symbols and guidelines for safe usage of chemicals and machinery.			0.623
10	I understand the meaning of occupational safety and health notices.			0.782
11	I understand the benefits offered for using personal safety and health equipment.			0.769
12	I understand the descriptions by physicians about occupational diseases.			0.767
13	I understand the descriptions by health experts about occupational hazards and harmful agents at workplace.			0.825
14	I understand instructions and safety guides for using industrial machinery.			0.645
15	I understand written instructions by professional health experts and physicians in occupational examinations.			0.623
16	I understand the meaning of written material in preparatory guides for laboratory tests, radiology, and occupational examinations.			0.512
17	I can evaluate the accuracy of information given by health experts about occupational health.				0.508
18	I can evaluate the accuracy of information given by friends and acquaintances about occupational health.				0.636
19	I can evaluate the accuracy of recommendations given by colleagues about occupational health.				0.797
20	I can tell others how to prevent occupational hazards.				0.760
21	I use occupational safety and health equipment during work.					0.701
22	I avoid things which would increase the risk of occupational accidents.					0.604
23	If I have any questions about my disease, I ask a physician or a health expert.					0.569
24	I regularly use the personal safety equipment recommended for the prevention of occupational diseases and accidents.					0.504
25	I always take care of my health in any activities.					0.761
26	When the doctor prescribes some medication for me, I take it as prescribed to the end.					0.730
27	I always go for checkups, even if I don't have any symptoms of occupational diseases.					0.721
28	I always use personal safety and health equipment, even if I don't have any symptoms of occupational diseases.					0.502
29	Upon noticing symptoms of occupational diseases, I know where and to whom to go.					0.511
30	If one of my colleagues or friends catches an occupational disease, I also will go to see a doctor.					0.516
31	I try to obtain as much information as possible about occupational health.						0.670
32	I have the necessary skills for obtaining the health information I need.						0.715
33	Upon facing health-threatening diseases or problems, I can manage to obtain the information I need.						0.766
34	I can ask others about the health information I need.						0.770