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. 2013 Feb 26;11:26. doi: 10.1186/1477-7525-11-26

Table 3.

Baseline item and scale psychometrics

 
All Children (5–18 years)
Adolescents Only (13–18 years)
 
Parent Proxy Report (n=312)
Parent Proxy Report (n=117)
Adolescent Self-Report (n=117)
  Mean ( SD ) % Floor % Ceiling % Missing Mean ( SD ) % Floor % Ceiling % Missing Mean ( SD ) % Floor % Ceiling % Missing
Global Scale
61.2 (21.9)
0.0
4.5
0.3
58.9 (22.0)
0.0
3.4
0.0
69.0 (18.2)
0.0
2.6
0.9
Items
 
 
 
 
 
 
 
 
 
 
 
 
Physical health
54.0 (26.7)
5.2
11.3
0.6
50.6 (26.3)
5.2
9.5
0.9
58.2 (27.1)
6.0
15.5
0.9
Mental health
60.6 (28.4)
2.9
20.9
0.3
57.5 (28.9)
4.3
18.0
0.0
69.6 (25.7)
1.7
29.3
0.9
Family life
65.8 (27.2)
1.9
25.4
0.3
64.7 (26.3)
1.7
23.1
0.0
75.0 (24.3)
0.0
38.3
1.7
Friendships
60.0 (30.5)
8.4
21.9
0.6
60.5 (30.5)
8.6
23.1
0.0
73.9 (29.1)
4.4
44.4
1.7
Self-confidence
67.4 (25.1)
1.3
23.5
0.3
66.2 (25.5)
1.7
21.4
0.0
72.0 (24.3)
1.7
31.0
0.9
Fun
60.0 (28.8)
7.1
19.0
0.3
57.3 (27.9)
6.0
15.4
0.0
68.5 (29.4)
6.1
33.9
1.7
Life Enjoyment 60.4 (28.2) 3.9 19.6 0.3 55.6 (26.9) 5.1 11.1 0.0 66.4 (27.6) 6.0 25.0 0.9

Abbreviations: SD standard deviation.