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Table 2 Infant characteristics

From: Association between maternal blood or cord blood metal concentrations and catch-up growth in children born small for gestational age: an analysis by the Japan environment and children’s study

 

All

(n = 4,683)

 

n (%)

Sex

 

Male

2,371 (50.6)

Female

2,312 (49.4)

Mode of Delivery

 

Vaginal

3,500 (74.7)

Cesarean

1,169 (25.0)

Missing

14 (0.3)

Birth weight (g), mean ± SD

2,383.7 ± 349.8

Gestational week, mean ± SD

39.0 ± 2.0

Height SDS < −2 at 2 years of age

619 (13.2)

Height SDS < −2 at 3 years of age

502 (10.7)

Height SDS < −2 at 4 years of age

422 (9.0)

  1. Note: SD: Standard deviation; SDS: Standard deviation score;
  2. SGA: Small for gestational age