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Table 1 Investigation Timeline

From: The New Zealand Asthma and Allergy Cohort Study (NZA2CS): Assembly, Demographics and Investigations

 

Recruitment/Birth

3 Months

6 Months

15 Months

2 Years

3 Years

4 Years

5 Years

6 Years

8 Years

QUESTIONNAIRE

Birth Details/Parity

x

         

Diet/Feeding Practices

x

x

x

x

    

x

 

Family Health

          

   -Parental Health

 

x

      

x

x

   -Siblings Health

 

x

 

x

x

x

x

x

x

x

Outcome Measures

          

   -Asthma & Atopy

 

x

 

x

x

x

x

x

x

x

   -Medication Use

 

x

 

x

x

x

x

x

x

x

   -Healthcare Contacts

 

x

 

x

x

x

x

x

x

x

   -Infections/Illnesses

 

x

 

x

x

x

x

x

x

 

Allergen Avoidance

        

x

x

Vaccinations

 

x

 

x

x

x

x

x

x

x

Indoor Environment

 

x

 

x

x

x

x

x

x

x

Smoking

 

x

 

x

  

x

x

x

x

Childcare

   

x

x

x

    

Exercise & Activity

        

x

 

Indoor Swimming Pools

        

x

 

OBJECTIVE MEASURES

Anthropometry

x

  

x

    

x

x

Cord Blood Collection

x

         

Dust Collection

          

   -Childs bedroom floor

 

x

 

x

      

   -Childs bed

 

x

 

x

      

Skin Prick Testing

   

x

    

x

 

Spirometry

        

x

 

Exhaled Nitric Oxide

        

x

 

Nitrogen Dioxide (home)

        

x

 

Hair Nicotine Sample

        

x

 

Blood Collection

        

x

 

MOTHERS

Diet

 

x

 

x

      

Anthropometry

   

x