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. 2019 Nov 28;10:100522. doi: 10.1016/j.ssmph.2019.100522

Table 1.

Inclusion criteria.

Population
  • -

    Any age group in any geographic location

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    Exclude HIV-infected populations
Exposure
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    Psychosocial factors

  • -

    Defined by psychosocial exposure or perception thereof, rather than solely the physiological response

  • -

    Precedes onset of infectious disease (although include cross-sectional studies where directionality is unclear)

  • -

    Exclude ‘extreme’ stressors
Control
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    Level of psychosocial factor (e.g. stress level), or no psychosocial factor (e.g. no childhood abuse)
Outcome
  • -

    Biomarkers of immunity

  • -

    Restrict to studies relating to infectious disease

  • -

    Include vaccine response
Study design
  • -

    Original epidemiological studies

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    Exclude protocols, case reports (sample size must be >2), abstracts and conferences

  • -

    Exclude commentaries and reviews

  • -

    Exclude laboratory and animal studies