Available data

Growing Up in New Zealand has conducted a number of data collection waves in which we have interviewed participants and their families face-to-face, by telephone or through online questionnaires.

Below you can see when we have collected information and via what methods. You will also find links to the questionnaires used, links to the Data Dictionaries and links to Data Release User Guides.

It is a good idea to view these before lodging a request for data access to ensure that your research question can be answered by the data available. You might also like to view the research projects currently underway or completed using Growing Up in New Zealand data.

You can also view all of the study reports here. You can find out more about accessing Growing Up in New Zealand data here.

Data Collection Wave (DCW)	Methodology	DCW questionnaires	Data Dictionaries	User Guides
Antenatal Data Sets (DCW0)	Face-to-face interview with the pregnant mother. Face-to-face interview with the pregnant woman's partner.	Antenatal Mother questionnaire Antenatal Partner questionnaire	Antenatal Data Dictionary – Mother Antenatal Data Dictionary – Partner
Child aged 6 weeks	Phone call to collect age-appropriate developmental information	6-week questionnaire - Mother or Partner (PDF)
Child aged 9 months	Face-to-face interview with mother. Face-to-face interview with partner	Nine-month Mother Questionnaire Nine-month Partner Questionnaire	Nine-month Data Dictionary — Child Nine-month Data Dictionary — Mother Nine-month Data Directory — Partner
Child aged 16 months	Phone call to collect age-appropriate developmental information	16-month Mother Questionnaire
Child aged 23 months	Phone call to collect age-appropriate developmental information	23-month Mother Questionnaire
Two-year data sets (DCW2)	2-year face-to-face interview with child’s mother 2-year direct observations of child 2-year developmental and anthropometric assessments of the child	Two-year Mother Questionnaire Two-year Partner Questionnaire Two-year Proxy Questionnaire Two-year Child Observations	Two-year Data Dictionary — Child Two-year Data Dictionary — Mother Two-year Data Dictionary — Partner	Data Release User Guide
Pre-school data sets (DCW3-5)	31-month phone call 45-month phone call 54-month face-to-face interview with child’s mother 54-month direct observations of the child 54-month developmental and anthropometric assessments of the child	31-month Child Proxy Questionnaire 45-month Mother and Child Questionnaire 54-month Mother and Child Questionnaire 54-month Child Observations	31-month Data Dictionary — Child 45-month Data Dictionary —Mother 45-month Data Dictionary — Child 54-month Data Dictionary — Mother 54-month Data Dictionary — Child	Data Release User Guide
Transition to school data sets (DCW6)	72-month online questionnaire	Starting School Questionnaire	72-month Data Dictionary — Mother	Data Release User Guide
Eight-year data sets (DCW8)	8 year face-to-face interview with the child 8 year face-to-face interview with the mother 8 year online questionnaire with the father 8 year direct observations of the child 8 year developmental and anthropometric assessments of the child	These questionnaires will be available once the Eight-Year Data Sets are released

Find out more:

View the study reports
Get access to Growing Up in New Zealand data
About the cohort