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Table 3 Unadjusted mean SDQ scores for the B and K cohort children, by presence of elevated psychological distress in mothers and fathers

From: A three generation study of the mental health relationships between grandparents, parents and children

Elevated psychological distress in mother or father

N (%)

Mean SDQ

95% CI

Test statistic

p-value

B cohort (4–5 Years)

Mothers

No

3212

8.1

8.0–8.3

t(398.4) = 10.0

<.001

 

Yes

334

11.4

10.8–12.0

  

Fathers

No

2349

7.9

7.7–8.1

t(254.3) = 4.8

<.001

 

Yes

217

9.8

9.0–10.6

  

K cohort (8–9 Years)

Mothers

No

3039

7.2

7.0–7.4

t(531.0) = 12.0

<.001

 

Yes

440

11.2

10.7–11.7

  

Fathers

No

2269

7.0

6.8–7.2

t(316.0) = 5.9

<.001

 

Yes

267

9.6

8.8–10.4

  

Total

Mothers

No

6251 (89.0)

7.7

7.5–7.8

t(926.9) = 15.3

<.001

 

Yes

774 (11.0)

11.3

10.9–11.7

  

Fathers

No

4618 (90.5)

7.5

7.3–7.6

t(570.2) = 7.4

<.001

 

Yes

484 (9.5)

9.7

9.1–10.3

  
  1. T-test assumes variances are unequal.