SLÁN — Survey of Lifestyle, Attitudes, and Nutrition

Data Collection Type
National surveys

Department of Health

Year established


Statement of purpose

SLÁN was a series of surveys commissioned by the Department of Health and designed to produce baseline information for the ongoing surveillance of health and lifestyle behaviours in the Irish population.

Coverage (geographical and temporal)

SLÁN 2007 is the largest survey to date. A scientifically representative random sample of over 10,000 people aged 18+ were interviewed in their own homes.


SLÁN is a national survey of the lifestyle, attitudes and nutrition of people living in Ireland. To date, surveys have been carried out in 1998, 2002 and 2007.

Data content

The survey covers general health, behaviours relating to health (e.g. exercise, nutrition) and the use of certain health services.

Data users

Royal College of Surgeons in Ireland (RCSI), Economic and Social Research Institute (ESRI), University College Cork (UCC), and National University of Ireland, Galway (NUIG).

Data collection methodology

SLÁN (1998, 2002) — self-administered postal questionnaire. SLÁN 2007 — a scientifically representative random sample of over 10,000 people aged 18+ were surveyed using face-to-face interviews conducted by a team of survey interviewers, coordinated by the ESRI.  In addition, 1,200 people who participated in the survey also participated in a detailed medical examination.

Clinical coding scheme


Size of national collection


Publication frequency

SLÁN 2007 is the most recent national survey. Plans for future survey frequency and formats are the remit of the Department of Health and are not currently available. The full SLÁN 2007 dataset has been made available from the Irish Social Science Data Archive (ISSDA) since October 2009.

Open data portal access


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