Table 4 Demographic, socioeconomic, and perinatal data of participants.

From: Inhibition abilities and functional brain connectivity in school-aged term-born and preterm-born children

 

Very preterm born n = 67

Term born n = 69

pa

Demographic and socioeconomic data

  Female, n (%)

28 (41.8)

32 (46.4)

0.72

 

M

SD

Range

M

SD

Range

 

  Age at assessment (in years)

10.8

1.2

[8.8–13.4]

11.1

1.3

[8.8–13.5]

0.18

  Socioeconomic statusb

7.9

2.0

[4–12]

9.7

2.1

[6–12]

<0.001

Perinatal data

  Gestational age (in weeks)

29.3

1.7

[26.0–31.7]

39.6 1.1

[37.3–42.0]

 

  Birth weight (in g)

1210

317

[570–2020]

3470 448

[2370–4410]

 

  Moderate or severe BPD, n (%)

7 (10.4)

  

–

   

  ROP ≥ grade 3, n (%)

0 (0)

  

–

   

  NEC, n (%)

3 (4.5)

  

–

   

  Major brain lesions, n (%)

2 (3)

  

–

   
  1. M mean, SD standard deviation, BPD bronchopulmonary dysplasia, ROP retinopathy of prematurity, NEC necrotizing enterocolitis.
  2. aIndependent samples t tests.
  3. bPossible range for total SES scores: 2–12. Missing SES data: n = 8.
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