Comparison of 5 EDI Cycles
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Comparison of 5 EDI Cycles

Five cycles of Early Development Instrument (EDI) implementation have now been completed across the province of Ontario in Windsor and Essex County. Cycle 1 was completed between 2004–2006, Cycle 2 in the 2007/2008 school year, Cycle 3 in 2011/2012, Cycle 4 in 2014/2015 and Cycle 5 in 2017/2018.

The chart below shows how EDI scores from children in Windsor-Essex compared to the provincial averages.

Windsor-Essex County: Five Cycle EDI Results
Lowest 10% based on the Ontario baseline cut offs

Vulnerability Summary Ontario Baseline Windsor Essex
Cycle 1:
(2005-2006)

Windsor Essex
Cycle 2:
(2007-2008)

Windsor Essex
Cycle 3:
(2011-2012)

Windsor Essex
Cycle 4:
(2014-2015)

Windsor Essex
Cycle 5:
(2
017-2018)

​Low on at least 1 domain 29.6% 23.9% 23.2% ​21.1% ​24.9% 28.1%
​Low on 2 or more domains 13.9% 11.6% ​11.5% 9.9% 11.8% 13.5%
​Multiple Challenge Index 3.5% ​2.9% ​2.4% ​2.0% ​2.8% 3.3%
​Communication Skills & General Knowledge 10% 9.1% 9.2% 7.5% 7.4% 9.1%
​Emotional Health & Maturity 11.3% 8.6% 8.4% 8.6% ​10.7% 10.8%
​Language & Cognitive Development 7.5% 9.4% ​7.6% 6.2% ​7.0% 8.9%
​Physical Health & Well-being 16.3% 10.9% ​11.6% 9.7% ​12.6% 15.1%
​Social Knowledge & Competence 9.9% ​7.1% ​6.7% 6.4% 8.3% 8.7%

In all five cycles, the percentage of children at risk of developmental delay was lower than the Province with the exception of the Language & Cognitive Development domain.

Neighbourhood Comparison

EDI results for neighbourhoods were compared over the five cycles. The following charts show neighbourhoods with the highest count of students scoring in the lowest 10% for each domain and the multiple challenge index.

For information on neighbourhoods and maps. see “Best Start and Natural Neighbourhood Boundaries”.

4 Cycles of EDI Data: Percentage of Children in each Best Start Neighbourhood scoring low on one domain

4 Cycles of EDI Data: Percentage of Children in each Best Start Neighbourhood scoring low on two domains

Best Start Neighbourhoods
Windsor-Essex County: 4 Cycle Comparison EDI Results

Best Start Neighbourhoods- Comparison based on neighbourhood population
Windsor-Essex County: 4 Cycle Comparison EDI Results based on Population

Reports on sub-domains are also available.

For more information about the EDI, please contact the Windsor-Essex Data Analysis Coordinator:

Noel Mailloux
400 City Hall Square, Suite 301
Windsor, Ontario Canada N9A 6L7
Phone: (519) 255-5200, ext. 5136
Email: nmailloux@citywindsor.ca