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Millennium Cohort Study (MCS) / “Child of the New Century” Study

Country: United Kingdom

Study Design: Observational cohort with repeated measurements over time

Participant age range: Children / adolescents at enrollment

Number of participants at baseline: 18,818

Year of initial enrollment: 2000

Number of data collection waves: 7; data collection ongoing

Measures of well-being:

  • Subjective happiness

  • Social support / integration / cohesion

Quantity of well-being measures (e.g., number of constructs, number of times of well-being was assessed: Low

Quality of well-being measures (e.g., were measures reliable and valid in the study population): Moderate

Measures of physical health: 

  • Self-rated / questionnaire-based health

  • Self-report medical history or medication use

  • Measured anthropometrics, e.g., weight

  • Limited biomarkers

Access information:

This dataset is available to all researchers.

Researchers are required to submit an application to access this data. No fees are required to access this dataset.

Notable Citation: Connelly R & Platt L. (2014). Cohort profile: UK Millennium Cohort Study (MCS). International Journal of Epidemiology, 43(6), 1719-1725.

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