Table 1.

Study inclusion and exclusion criteria.

	Inclusion	Exclusion
Population	Adults sampled from the general population	Animal studies; occupational populations, non-representative (i.e., convenience) samples
Exposure	Road traffic, railway, or aircraft noise assessed objectively (i.e., measurements or noise modelling at place of residence)	Military aircraft noise; studies considering only neighborhood noise
Outcomes	Psychological complaints and disorders [in particular: dementia, vascular or Alzheimer, mild cognitive disorder (F00–F03, F06.7), depressive episodes (F32,–; F33,–) and anxiety disorders (F40,–)] (i.e., diagnosed disorders, e.g., self-reported, routine data; prescribed medications specific to a psychological disorder; validated screening instrument)	Annoyance; sleep disturbance; conditions not directly related to a clinical diagnosis; screening instrument was not validated