| Publication |
| Author(s) | Liu, B.; Floud, S.; Pirie, K. |
| Title | Does Happiness Itself directly affect Mortality? The prospective UK Million Women Study. |
| Source | The Lancet, 2015 |
| URL | https://www.researchgate.net/publication/287372772_Does_happiness_itself_directly_affect_mortality_The_prospective_UK_Million_Women_Study |
| DOI | doi: 10.1016/50140-6736(15)01222-2 |
| Investigation |
| Public | Female, aged 50-69, United Kingdom, 1996-2001 |
| | Women recruited through the national Breast Screening Programmes of England and Scotland. |
| Collect period | 1996 |
| Last collect period | 2001 |
| Survey name | Not available |
| | Million Women Study, UK |
| Sample | Non-probability purposive sample |
| | From 1996-2001 1.3 million women were recruited through the National Breast Screening Programmes of England and Scotland. |
| Respondents N = | 1300000 |
| Non Response | Not available |
| Assesment | Questionnaire: paper |
| | At recruitment, and every 3-5 years subsequently women were posted a quaestionnaire asking about sociodemographic factors, lifestyle and health. |
| General remarks | Study also reported in:
Liu et al. Does happiness itself directly affect mortality? The prospective UK million women study. The Lancet 2016, vol. 387: 874-881. |
| Happiness measure(s) used |
| Author's label | | Our subject description |
| Age | show | Current age (in years) |
| Alcohol | show | Use of alcohol |
| Arthritis | show | Rheumatism (m00-25) |
| Asthma | show | Diseases of respiratory system (j00-99) |
| Body mass index | show | Body Mass Index (BMI) |
| Cancer | show | Neoplasms (cancer) (c00-d48) |
| Chronic obstructive lung disease | show | Diseases of respiratory system (j00-99) |
| Depression or anxiety | show | Expert ratings of mental health |
| Depression or anxiety | show | Mental and behavioral disorders (f00-99), also classified as above ↑ |
| Deprivation tertile | show | Relative resources |
| Diabetes | show | Diabetes (e10-14) |
| Heart disease | show | Ischaemic heart diseases (i20-25) |
| High blood pressure | show | Diseases of circulatory system (i00-99) |
| Highest qualification | show | Current education |
| Living w. partner and parity | show | Children in the household |
| Living w. partner and parity | show | Married state (compared to non-married states), also classified as above ↑ |
| Mortally ill | show | Expected longevity |
| Participation in group activities | show | Current total social participation |
| Region of residence | show | Region in UK |
| Self rated health | show | Self-perceived health |
| Sleep duration | show | Amount of sleep |
| Smoking | show | Current use of stimulants |
| Smoking | show | Earlier use of stimulants, also classified as above ↑ |
| Smoking | show | Use of tobacco, also classified as above ↑ |
| Strenuous exercise | show | Current leisure activity |
| Stroke | show | Stroke (i64) |