lb 95th 90th 75th 50th 25th 10th 5th Birth 3 6 9 12 15 18 21 24 27 30 33 36
Age (months)
lb 20 26 32 34 38 36 30 28 24 22 18 16 14 12 10 8 6 4 40 4 6 8 10 12 14 16 18 20 24 22 26 28 30 32 34 36 38 40Weight-for-age percentiles:
Boys, birth to 36 months
kg 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 18 16
Age (months)
Birth 3 6 9 12 15 18 21 24 27 30 33 3695th
90th
75th
50th
25th
10th
5th
kg 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 4 6 8 10 12 14 16 18 20 24 22 26 28 30 32 34 36 38 40 lb kg lb 4 6 8 10 12 14 16 18 20 24 22 26 28 30 32 34 36 38 40 lb lbWeight-for-age percentiles:
Girls, birth to 36 months
Age (years)
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
75th
50th
25th
10th
5th
95th
kg20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
10
15
Weight-for-age percentiles:
Boys, 2 to 20 years
230
210
200
190
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
lb220
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
200
210
230
190
lb220
90th
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Age (years)
50th
25th
10th
75th
90th
95th
5th
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
kgWeight-for-age percentiles:
Girls, 2 to 20 years
230
210
200
190
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
lb lb220
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
230
lb lb220
Birth
3
6
9
12
15
18
21
24
27
30
33
36
Age (months)
95th
90th
75th
50th
25th
10th
5th
Length-for-age percentiles:
Boys, birth to 36 months
50 45 60 55 70 65 80 75 90 85 100 95 105 cm 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 in 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 in
Birth
3
6
9
12
15
18
21
24
27
30
33
36
Age (months)
Length-for-age percentiles:
Girls, birth to 36 months
45 50 60 65 55 70 75 80 85 90 95 100 105 cm cm 17 18 19 20 21 22 23 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 42 24 in in 41 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 42 in in 41
95th
90th
50th
25th
10th
5th
75th
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Age (years)
50th 25th 10th 5th 75th 90th 95thStature-for-age percentiles:
Boys, 2 to 20 years
cm75
80
85
90
95
100
105
110
115
120
125
130
135
140
145
150
155
160
165
170
175
180
185
190
195
76
70
74
66
68
60
62
64
56
58
50
52
54
46
48
44
40
42
34
36
38
30
32
78
in72
76
78
70
74
66
68
60
62
64
56
58
50
52
54
46
48
40
42
34
36
38
30
32
44
in72
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Age (years)
50th
25th
10th
5th
75th
90th
95th
70
72
74
76
66
68
60
62
64
56
58
50
52
54
46
48
44
40
42
34
36
38
30
32
78
Stature-for-age percentiles:
Girls, 2 to 20 years
75
80
85
90
95
100
105
110
115
120
125
130
135
140
145
150
155
160
165
170
175
180
185
190
195
200
cm cm in70
72
74
76
66
68
60
62
64
56
58
50
52
54
46
48
44
40
42
34
36
38
30
32
78
in in inAge (months)
Birth
3
6
9
12
15
18
21
24
27
30
33
36
50th
10th
5th
75th
90th
95th
25th
Head circumference-for-age percentiles:
Boys, birth to 36 months
30 34 36 38 32 40 42 44 46 48 50 52 54 56 cm in 12 13 14 15 16 19 20 18 17 21 22 in 12 13 14 15 16 19 20 18 17 21 22
Birth
3
6
9
12
15
18
21
24
27
30
33
36
Age (months)
50th
25th
10th
5th
75th
90th
95th
Head circumference-for-age percentiles:
Girls, birth to 36 months
34 32 30 40 38 36 44 42 50 48 46 54 52 56 cm cm in 12 13 14 15 16 19 20 21 22 18 17 in in 12 13 14 15 16 19 20 21 22 18 17 in
cm
Length
45 50 55 60 65 70 75 80 85 90 95 10050th
25th
10th
5th
75th
90th
95th
Weight-for-length percentiles:
Boys, birth to 36 months
kg 2 1 4 3 6 5 8 7 10 9 12 14 13 11 16 15 18 17 19 20 21 22 23 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 46 48 50 lb 44 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 46 48 50 lb 44 in 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
cm
Length
45 50 55 60 65 70 75 80 85 90 95 100
Weight-for-length percentiles:
Girls, birth to 36 months
kg 2 1 4 3 6 5 8 7 10 9 12 14 13 11 16 15 18 17 19 20 21 22 23 kg 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 46 48 50 2 lb lb 44 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 46 48 50 lb lb 44 in 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
50th
25th
10th
5th
75th
90th
95th
85
80
90
95
100
105
110
115
120
cm
Stature
Weight-for-stature percentiles: Boys
kg
11
10
9
8
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
24
20
28
32
36
40
44
48
52
56
60
64
68
72
lb72
64
68
56
60
44
48
52
32
36
40
24
20
28
lb in31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
50th
25th
10th
5th
75th
90th
85th
95th
85
80
90
95
100
105
110
115
120
cm
Stature
Weight-for-stature percentiles: Girls
kg
11
10
9
8
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
kg24
20
28
32
36
40
44
48
52
56
60
64
68
72
76
lb lb72
76
64
68
56
60
44
48
52
32
36
40
24
20
28
lb lb in31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
25th
50th
10th
5th
75th
90th
85th
95th
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Age (years)
50th 25th 10th 5th 75th 90th 95th 85thkg/m²
12
14
16
18
20
22
24
26
28
30
32
34
kg/m²
12
14
16
18
20
22
24
26
28
30
32
34
Body mass index-for-age percentiles:
Boys, 2 to 20 years
2 3 4 5 6 7 8 9 10 11 12 13
Age (years)
14 15 16 17 18 19 2050th
25th
10th
5th
75th
90th
95th
85th
kg/m²
12
14
16
18
20
22
24
26
28
30
32
34
kg/m²
32
34
12
14
16
18
20
22
24
26
28
30
Body mass index-for-age percentiles:
Girls, 2 to 20 years
