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Table 1 Demographic and clinical characteristics of children and adolescents with neurodevelopmental disorders at baseline

From: Long-term melatonin treatment for the sleep problems and aberrant behaviors of children with neurodevelopmental disorders

Characteristics

Categories

N (99)

n (%)

Sex

Male

80 (80.8)

Female

19 (19.2)

Age, yrs

Mean ± SD

10.4 ± 2.5

6–11

63 (63.6)

12–15

36 (36.4)

Body weight, kg

Mean ± SD

37.1 ± 15.1

<  30

37 (37.4)

≥ 30

62 (62.6)

<  20

6 (6.1)

20–29

31 (31.3)

30–39

26 (26.3)

40–49

18 (18.2)

50–59

10 (10.1)

≥ 60

8 (8.1)

Height, cm

Mean ± SD

140.3 ± 17.1

<  100

0 (0.0)

100–114

8 (8.1)

115–129

25 (25.3)

130–144

26 (26.3)

145–159

26 (26.3)

160–174

14 (14.1)

≥ 175

0 (0.0)

Complications

Absent

17 (17.2)

Present

82 (82.8)

History of ramelteon treatment

Absent

75 (75.8)

Present

24 (24.2)

Intellectual disabilities

Absent

77 (77.8)

Present

22 (22.2)

Communication disorders

Absent

98 (99.0)

Present

1 (1.0)

Autism spectrum disorder

Absent

25 (25.3)

Present

74 (74.7)

Attention-deficit/hyperactivity disorder

Absent

39 (39.4)

Present

60 (60.6)

Specific learning disorder

Absent

93 (93.9)

Present

6 (6.1)

Motor disorders

Absent

90 (90.9)

Present

9 (9.1)

Other neurodevelopmental disorders

Absent

99 (100.0)

Present

0 (0.0)

  1. Values are expressed as mean ± SD