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Figure 1 | BMC Public Health

Figure 1

From: Relation between sleep quality and quantity, quality of life, and risk of developing diabetes in healthy workers in Japan: the High-risk and Population Strategy for Occupational Health Promotion (HIPOP-OHP) Study

Figure 1

Relation between difficulty initiating and maintaining sleep and SF36 domain scores. Mean scores for the sub-domains of the SF-36 at baseline for different categories of difficulty initiating sleep and difficulty maintaining sleep (none; sometimes; often). SF-36 sub-domains include general health, vitality, role-physical, role-emotional, and mental health.

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BMC Public Health

ISSN: 1471-2458

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