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Table 2 Correlations (Pearson’s r coefficients) among outdoor air pollutant concentrations and indoor air quality at age 9 months and emotional/behavioural problems at age 3 years in the analytic sample (n = 11,625)

From: The quality of air outside and inside the home: associations with emotional and behavioural problem scores in early childhood

Variables

Emotional symptoms

Conduct problems

Hyperactivity

SO2 (deciles)

NO2 (deciles)

Damp/condensation

Secondhand smoke

Emotional symptoms

1

      

Conduct problems

.31***

1

     

Hyperactivity

.25***

.49***

1

    

SO2 (deciles)

.05***

.08***

.08***

1

   

NO2 (deciles)

.07***

.04**

.06***

.45***

1

  

Damp/condensation

.07***

.09***

.06***

.01

.06***

1

 

Secondhand smoke

.10***

.18***

.14***

.05***

−.02*

.07***

1

  1. Note: *p < .05, **p < .01, ***p < .001
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BMC Public Health

ISSN: 1471-2458

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