Figure 1.

Conceptual framework of insomnia as an outcome of multiple stressors in urban neighbourhood contexts. In bold letters: sleep determinants operationalised by variables in this study; in slim letters: latent constructs; arrows: dependencies and pathways within the association of neighbourhood unemployment and residential turnover and insomnia; broken arrow lines: interrelations taking place over time. Individual social characteristics are placed between the neighbourhood context and individual processes in order to represent effect modification.

Riedel et al. BMC Public Health 2012 12:810   doi:10.1186/1471-2458-12-810
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