Scale (range of scores)
|
8-9 years old
|
10 years old
|
11 years old
|
12-13 years old
|
---|
n = 354a
|
n = 1253a
|
n = 1439a
|
n = 538a
|
---|
|
Med (IQR)
|
M (SD)
|
Med (IQR)
|
M (SD)
|
Med (IQR)
|
M (SD)
|
Med (IQR)
|
M (SD)
|
RCADS (0–141)
|
26 (28)
|
31.5 (21.6)
|
26 (27)
|
31.0 (21.4)
|
22 (23) b,c
|
26.3 (19.0)
|
22 (22.75) b,c
|
26.2 (18.5)
|
Anxiety (0–111)
|
21 (24)
|
24.9 (18.1)
|
20 (23)
|
24.9 (18.1)
|
17 (20) b,c
|
21.1 (15.8)
|
17 (19) b,c
|
21.0 (15.6)
|
GAD (0–18)
|
4 (4)
|
4.6 (3.7)
|
4 (5)
|
4.8 (3.9)
|
3 (5) b,c
|
4.0 (3.3)
|
3 (5) b,c
|
3.9 (3.2)
|
SP (0–27)
|
7 (7)
|
8.0 (5.3)
|
7 (7)
|
8.1 (5.4)
|
7 (6) c
|
7.4 (5.1)
|
7 (6) c
|
7.6 (5.2)
|
SAD (0–21)
|
2 (3)
|
3.3 (3.6)
|
2 (4)
|
3.3 (3.5)
|
1 (3) b,c
|
2.3 (2.8)
|
1 (3) b,c
|
2.1 (2.8)
|
PD (0–27)
|
4 (6)
|
4.8 (4.6)
|
3 (6)
|
4.5 (4.5)
|
3 (5) b,c
|
3.9 (4.1)
|
3 (4) b,c
|
3.9 (4.1)
|
OCD (0–18)
|
3 (5)
|
4.1 (3.6)
|
3 (5)
|
4.3 (3.7)
|
3 (4) b,c
|
3.5 (3.2)
|
3 (4) b,c
|
3.5 (3.3)
|
MDD (0–30)
|
6 (6)
|
6.6 (4.4)
|
5 (5) b
|
6.0 (4.3)
|
5 (5) b,c
|
5.2 (4.0)
|
5 (5) b,c
|
5.3 (3.9)
|
- RCADS = Revised Child Anxiety and Depression Scale. GAD = Generalized Anxiety Disorder. SP = Social Phobia. SAD = Separation Anxiety Disorder. PD = Panic Disorder. OCD = Obsessive Compulsive Disorder. MDD = Major Depressive Disorder. Med = Median; IQR = interquartile range; M = mean; SD = standard deviation. aN may vary because of missing values per scale. bDifference from age category 8/9 is significant at p < 0.05. cDifference from age category 10 is significant at p < 0.05