Individual Study / KFP

Kids, Families and Places

Kids, Families and Places

KFP logo
Networks -
Datasets -
Variables -
Start Year
2006
Visit KFP

Members

Download
Investigators Contacts
  • Dr. Jennifer Jenkins
    University of Toronto
  • Mira Boskovic
    University of Toronto
  • Mira Boskovic
    University of Toronto

Design

Study design
Cohort
Follow Up
Since recruitment, participants were followed-up 4 times, when the child was approximately 2 months (2006-2008), 18 months (2007-2009), 3 years (2009-2011) and 4.5 years (2010-2012).
Supplementary Information

Marker Paper

Jenkins J, Cheung C, Frampton K, Rasbash J, Boyle M, Georgiades K. 2009. The Use of Multilevel Modeling for the Investigation of Family Process. International Journal of Developmental Science; 3(2): 131-149.

PUBMED 3736581

Recruitment

Recruitment Target
  • Families

Number of Participants

Number of Participants
2,247
Number of Participants with Biological Samples
1,340
Supplementary Information
Mothers: 668 participants
Children: 1579 participants 501 families had an older child aged 4 years or less and 167 families had an older child between 4 and 16 years old.

Access

Availability of data and biosamples

Possible Access to Data
Possible Access to Biosamples
Other

Timeline

Populations

Selection Criteria
Sex
Women
Newborns
Twins
Countries
  • Canada
Territory
Toronto and Hamilton
Ethnic Origin
Health Status
Other Criteria
The women had to be English speaking, having given birth to a child of at least 1,500 grams, and having a child one or more children younger than 16 years old in the house.

Recruitment

Sources of recruitment
  • General population
General Population
  • Selected sample
Supplementary Information
Mothers were contacted by the Healthy Babies Healthy Children (HBHC) public health program.
Participants from Existing Studies

Number of Participants

Number of Participants
668
Number of Participants with Biological Samples
405
Supplementary Information about selection criteria
Wave 1: 668 participants
Wave 2: 501 participants
Wave 3: 479 participants
Wave 4: 323 participants
Data Collection Events
# Name Description Start End
0 KFP - Mothers - Wave 1

At Wave 1, the newborns were approximately 2 months old. The mothers participated in an in-home interview and completed questionnaires about some aspects of their family life, affection and ...

2006-04 2008-04
1 KFP - Mothers - Wave 2

At Wave 2, the children were on average 18 months old. Data collection included questionnaires about family and neighbourhood.

Observational measures of mother–child interactions were ...

2007-06 2009-06
2 KFP - Mothers - Wave 3

At Wave 3, the children were on average 3 years old. Data collection included questionnaires about family and neighbourhood.

Observational measures of mother–child interactions were taken ...

2009-02 2011-02
3 KFP - Mothers - Wave 4

At Wave 4, the children were on average 4.5 years old. Data collection included questionnaires about family and neighbourhood.

Observational measures of mother–child interactions were taken ...

2010-02 2012-02
Selection Criteria
Newborns
Twins
Countries
  • Canada
Territory
Toronto and Hamilton
Ethnic Origin
Health Status
Other Criteria
The children had to weigh at least 1,500 grams at birth and have an older sibling aged 16 years or less.

Recruitment

Sources of recruitment
  • Specific population
Specific Population
  • Other specific population : Children of the women already recruited in the study.
Participants from Existing Studies

Number of Participants

Number of Participants
1,579
Number of Participants with Biological Samples
935
Supplementary Information about selection criteria
Wave 1: 1579 participants
Wave 2: 1157 participants
Wave 3: 1127 participants
Wave 4: 743 participants
Data Collection Events
# Name Description Start End
0 KFP - Children - Wave 1

At Wave 1, the newborns were approximately 2 months old. The mothers participated in an in-home interview and completed questionnaires about some aspects of their family life, affection and ...

2006-04 2008-04
1 KFP - Children - Wave 2

At Wave 2, the children were on average 18 months old. Data collection included questionnaires about family and neighbourhood.

Characteristics of the children including temperament ...

2007-06 2009-06
2 KFP - Children - Wave 3

At Wave 3, the children were on average 3 years old. Data collection included questionnaires about family and neighbourhood.

Characteristics of the children including temperament ...

2009-02 2011-02
3 KFP - Children - Wave 4

At Wave 4, the children were on average 4.5 years old. Data collection included questionnaires about family and neighbourhood.

Characteristics of the children including temperament ...

2010-02 2012-02

Classifications

Socio-demographic and economic characteristics
Lifestyle and behaviours
Birth, pregnancy and reproductive health history
Perception of health, quality of life, development and functional limitations
Diseases
Symptoms and signs
Medication and supplements
Non-pharmacological interventions
Health and community care services utilization
Death
Physical measures and assessments
Laboratory measures
Cognition, personality and psychological measures and assessments
Life events, life plans, beliefs and values
Preschool, school and work life
Social environment and relationships
Physical environment
Administrative information
Cognitive functioning
Personality
Psychological distress and emotions
Other psychological measures and assessments
Life events
Beliefs and values
Social network
Social participation
Social support
Parenting and familial environment
Other social environment characteristics

Socio-demographic and economic characteristics

Age/birthdate
Sex/gender
Marital/partner status
Family and household structure
Education
Residence
Birthplace
Citizenship and immigrant status
Ethnicity, race and religion
Language
Labour force and retirement
Income, possessions, and benefits

Lifestyle and behaviours

Tobacco
Sexual behaviours and orientation
Misbehaviour and criminality

Birth, pregnancy and reproductive health history

Pregnancy, delivery and birth

Perception of health, quality of life, development and functional limitations

Perception of health

Diseases

Mental and behavioural disorders (F00-F99)
Diseases of the nervous system (G00-G99)
Diseases of the circulatory system (I00-I99)
Diseases of the respiratory system (J00-J99)
Diseases of the digestive system (K00-K93)
Diseases of the genitourinary system (N00-N99)
Pregnancy, childbirth and the puerperium (O00-O9A)
Injury, poisoning and certain other consequences of external causes (S00-T98)
Diseases without precise specification or falling into multiple categories

Symptoms and signs

Symptoms and signs involving the digestive system and abdomen (R10-R19)
Symptoms and signs involving cognition, perception, emotional state and behaviour (R40-R46)
General symptoms and signs (R50-R69)
Symptoms related to multiple categories

Non-pharmacological interventions

Surgical interventions

Health and community care services utilization

Visits to health professionals
Hospitalizations

Physical measures and assessments

Anthropometry

Cognition, personality and psychological measures and assessments

Cognitive functioning
Personality
Psychological distress and emotions

Life events, life plans, beliefs and values

Life events

Preschool, school and work life

Preschool life
School life
Work life

Social environment and relationships

Social participation
Social support
Parenting and familial environment
Other social environment characteristics

Physical environment

Housing characteristics
Built environment/neighbourhood characteristics
Other physical environment characteristics

Administrative information

Identifiers
Date and time-related information
Questionnaire and interview-related information
Physical and cognitive measure and biosample-related information

Cognitive functioning

Comprehensive Test of Phonological Processing
Get Ready to Read! Screening Tool
MacArthur-Bates Communicative Development Inventories
Peabody Picture Vocabulary Test
Woodcock Johnson Psycho-Educational Battery

Personality

Bates' Infant Characteristics Questionnaire
Big Five Inventory
Brief Infant Toddler Social Emotional Assessment
Child Behavior Checklist

Psychological distress and emotions

Center for Epidemiological Studies Depression Scale

Life events

Adverse Childhood Experiences Questionnaire

Social support

Conflicts and Problem-Solving Scales

Parenting and familial environment

Coding of Attachment-Related Parenting
Home Observation for Measurement of Environment

Other social environment characteristics

Neighborhood Collective Efficacy - Community Cohesion and Informal Social Control