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Fig. 3 | BMC Nursing

Fig. 3

From: Poor personal protective equipment practices were associated with heat-related symptoms among Asian healthcare workers: a large-scale multi-national questionnaire survey

Fig. 3

Confirmatory factor analysis of the knowledge, attitudes and practices, and heat strain symptoms model. Large circles represent latent variables and rectangles represent observed variables. Single arrows represent a uni-directional effect from one variable to another, while dual-head arrows represent factor covariances. Standardised path coefficients are indicated by the numbers above the arrows and represent the correlation or strength of the relationship between factors. Small circles represent variance in each observed variable that cannot be accounted for by the model, such as biological variability and measurement error. K: knowledge; AP: attitudes and practices; S: heat strain symptoms; hdc: headache; dzz: dizziness; thr: thirst; swt: excessive sweating; dys: breathing difficulty; dhy: dehydration; exh: exhaustion

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