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Table 6 Rate of catch-up growth in the different GA groups (%, n/N)

From: First-year growth of 834 preterm infants in a Chinese population: a single-center study

 

SGA

AGA

p

Weight

 0–6 Mon

47.7(42/88)

23.6(144/610)

< 0.01*

 0–12 Mon

43.3(39/90)

19.6(122/623)

< 0.01*

Length

 0–6 Mon

54.5(48/88)

24.9(152/610)

< 0.01*

 0–12 Mon

55.5(50/90)

23.4(158/623)

< 0.01*

HC

 0–6 Mon

28.4(25/88)

10.3(63/610)

< 0.01*

 0–12 Mon

33.3(30/90)

12(75/623)

< 0.01*

  1. Mon: Months; GA: gestational age HC: head circumference; SGA, Small-for-gestational age (birth weight below 10th); AGA: appropriate-for-gestational age (birth weight between 10th and 90th). Catch-up growth: a change in the Z-score > 0.67 between two time points. *: statistically significant