要如何判定兒童或青少年是否肥胖,可以由計算身體質量指數 ( BMI , Body Mass Index ) 來判斷:

台灣地區性別和年齡別之身體質量指數標準值
資料來源:陳偉德《肥胖兒童及青少年之篩檢與四階段積極減重計畫》台灣醫界2013年3月
|
年齡
(足歲)
|
男孩
|
女孩
|
||||
|
過輕
|
過重
|
肥胖
|
過輕
|
過重
|
肥胖
|
|
|
2
|
14.2
|
17.4
|
18.3
|
13.7
|
17.2
|
18.1
|
|
2.5
|
13.9
|
17.2
|
18.0
|
13.6
|
17.0
|
17.9
|
|
3
|
13.7
|
17.0
|
17.8
|
13.5
|
16.9
|
17.8
|
|
3.5
|
13.6
|
16.8
|
17.7
|
13.3
|
16.8
|
17.8
|
|
4
|
13.4
|
16.7
|
17.6
|
13.2
|
16.8
|
17.9
|
|
4.5
|
13.3
|
16.7
|
17.6
|
13.1
|
16.9
|
18.0
|
|
5
|
13.3
|
16.7
|
17.7
|
13.1
|
17.0
|
18.1
|
|
5.5
|
13.4
|
16.7
|
18.0
|
13.1
|
17.0
|
18.3
|
|
6
|
13.5
|
16.9
|
18.5
|
13.1
|
17.2
|
18.8
|
|
6.5
|
13.6
|
17.3
|
19.2
|
13.2
|
17.5
|
19.2
|
|
7
|
13.8
|
17.9
|
20.3
|
13.4
|
17.7
|
19.6
|
|
7.5
|
14.0
|
18.6
|
21.2
|
13.7
|
18.0
|
20.3
|
|
8
|
14.1
|
19.0
|
21.6
|
13.8
|
18.4
|
20.7
|
|
8.5
|
14.2
|
19.3
|
22.0
|
13.9
|
18.8
|
21.0
|
|
9
|
14.3
|
19.5
|
22.3
|
14.0
|
19.1
|
21.3
|
|
9.5
|
14.4
|
19.7
|
22.5
|
14.1
|
19.3
|
21.6
|
|
10
|
14.5
|
20.0
|
22.7
|
14.3
|
19.7
|
22.0
|
|
10.5
|
14.6
|
20.3
|
22.9
|
14.4
|
20.1
|
22.3
|
|
11
|
14.8
|
20.7
|
23.2
|
14.7
|
20.5
|
22.7
|
|
11.5
|
15.0
|
21.0
|
23.5
|
14.9
|
20.9
|
23.1
|
|
12
|
15.2
|
21.3
|
23.9
|
15.2
|
21.3
|
23.5
|
|
12.5
|
15.4
|
21.5
|
24.2
|
15.4
|
21.6
|
23.9
|
|
13
|
15.7
|
21.9
|
24.5
|
15.7
|
21.9
|
24.3
|
|
13.5
|
16.0
|
22.2
|
24.8
|
16.0
|
22.2
|
24.6
|
|
14
|
16.3
|
22.5
|
25.0
|
16.3
|
22.5
|
24.9
|
|
14.5
|
16.6
|
22.7
|
25.2
|
16.5
|
22.7
|
25.1
|
|
15
|
16.9
|
22.9
|
25.4
|
16.7
|
22.7
|
25.2
|
|
15.5
|
17.2
|
23.1
|
25.5
|
16.9
|
22.7
|
25.3
|
|
16
|
17.4
|
23.3
|
25.6
|
17.1
|
22.7
|
25.3
|
|
16.5
|
17.6
|
23.4
|
25.6
|
17.2
|
22.7
|
25.3
|
|
17
|
17.8
|
23.5
|
25.6
|
17.3
|
22.7
|
25.3
|
|
17.5
|
18.0
|
23.6
|
25.6
|
17.3
|
22.7
|
25.3
|
|
18
|
18.1
|
23.7
|
25.6
|
17.3
|
22.7
|
25.3
|
|
18.5
|
18.2
|
23.7
|
25.6
|
17.3
|
22.7
|
25.3
|