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Table 7 Birth weight means and standard deviations for each developmental milestone onset age by gestational age classification considered with birth weight

From: Birth and developmental correlates of birth weight in a sample of children with potential sensory processing disorder

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