Table 1 Demographic characteristics of the three cohorts.

From: Multi-epigenome-wide analyses and meta-analysis of child maltreatment in judicial autopsies and intervened children and adolescents

 

CM

TD

P-value

Total

Number

 Judicial

11

7

–

18

 Toddler

36

49

–

85

 Adolescent

61

62

–

123

Age, mean (SD)

 Judicial

3.1 (3.4)

4.7 (7.4)

0.53

3.7 (5.2)

 Toddler

5.8 (2.6)

4.4 (1.9)

0.009

5.0 (2.3)

 Adolescent

13.5 (2.7)

14.1 (2.9)

0.19

13.8 (2.8)

Sex (Male/Female)

 Judicial

4 / 7

2 / 5

0.73

6 / 12

 Toddler

21 / 15

26 / 23

0.63

47 / 38

 Adolescent

38 / 23

38 / 24

0.91

76 / 47

IQ / DQ, mean (SD)

 Toddler

88.3 (12.5)

102.8 (9.6)

4.0E-08

96.7 (13.1)

 Adolescent

91.5 (11.7)

108.1 (10.6)

1.7E-13

99.9 (13.9)

SDQ, mean (SD)

 Toddlera

11.8 (6.5)

7.5 (4.7)

0.0015

9.4 (5.9)

 Adolescentb

11.7 (5.7)

5.9 (3.9)

2.3E-09

8.6 (5.7)

DSRS-C, mean (SD)

    

 Adolescentc

11.9 (7.2)

7.3 (4.8)

6.9E-05

9.5 (6.5)

Maltreatment history

Toddler

 PA (%)

6 (16.7)

–

–

–

 EA (%)

17 (47.2)

–

–

–

 SA (%)

0 (0)

–

–

–

 NG (%)

30 (83.3)

–

–

–

 #Types, mean (SD)

1.5 (0.8)

–

–

–

 Duration (y), mean (SD)

2.2 (2.0)

–

–

–

Adolescent

 PA (%)

36 (59.0)

–

–

–

 EA (%)

37 (60.7)

–

–

–

 SA (%)

5 (8.2)

–

–

–

 NG (%)

49 (80.3)

–

–

–

 #Types, mean (SD)

2.1 (0.9)

–

–

–

 Duration (y), mean (SD)

7.1 (3.7)

–

–

–

  1. The P-values were computed using t-test (for continuous variables) and χ2 test (for categorical variables) for comparison of CM and TD groups.
  2. PA physical abuse, EA emotional abuse, SA sexual abuse, NG neglect, SDQ Strength and Difficulties Questionnaire, DSRS-C depression self-rating scale for children,
  3. aMissing data for CM (3), and TD (7),
  4. bMissing data for CM (5),
  5. cMissing data for CM (5).
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