Skip to main content

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