|
Gestational age classification considered with birth weight
|
Developmental milestone
|
Mean onset age in months (standard deviations); n
|
# Premature; # late pre-term (34 to 36 weeks)
|
Means in grams (standard deviations)
|
|---|
|
SGA
|
Rolling
|
5.08 (2.58); 42
|
35; 0
|
2258.47 (582.89)
|
| |
Sitting
|
7.28 (1.90); 51
|
38; 13
| |
| |
Crawling
|
9.34 (2.35); 47
|
44; 14
| |
| |
Walking
|
14.30 (4.12); 72
|
55; 21
| |
| |
Solids
|
10.26 (3.46); 33
|
25; 9
| |
| |
Words
|
14.73 (7.04); 60
|
45; 14
| |
| |
Sentences
|
25.68 (11.85); 50
|
35; 8
| |
|
AGA
|
Rolling
|
4.79 (2.12); 270
|
25; 12
|
3502.65 (357.95)
|
| |
Sitting
|
6.58 (1.53); 325
|
35; 11
| |
| |
Crawling
|
8.61 (2.53); 295
|
31; 11
| |
| |
Walking
|
13.34 (3.48); 451
|
51; 13
| |
| |
Solids
|
9.07 (3.88); 222
|
21; 5
| |
| |
Words
|
13.99 (6.97); 340
|
37; 11
| |
| |
Sentences
|
21.79 (9.81); 291
|
32; 8
| |
|
LGA
|
Rolling
|
4.58 (1.73); 31
|
0; 10
|
4415.12 (304.64)
|
| |
Sitting
|
7.14 (2.18); 40
|
0; 0
| |
| |
Crawling
|
8.76 (2.02); 39
|
0; 0
| |
| |
Walking
|
13.17 (2.62); 56
|
0; 0
| |
| |
Solids
|
8.75 (3.01); 28
|
0; 0
| |
| |
Words
|
12.50 (4.26); 43
|
0; 0
| |
| |
Sentences
|
17.84 (7.75); 34
|
0; 0
| |
