Table 3 Central sulcus morphological parameters by postmenstrual age (PMA) group at the time of 3D ultrasound.

From: 3D ultrasound assessment of the central sulcus in very preterm infants: feasibility and reproducibility of opening metrics study

VOLUME

< 28 weeks PMA

(n = 40)

28–32 weeks

PMA

(n = 41)

32–36 weeks

PMA

(n = 12)

P

0.325

(0.171)

0.368

(0.213)

0.418

(0.192)

0.302

TORTUOSITY

1.223

(0.576)

1.220

(0.577)

1.207

(0.045)

0.749

SURFACE

5.149

(2.082)

5.593

(2.559)

6.673

(2.037)

0.144

LENGTH

25.860

(9.770)

30.85327

(9.563)

34.348

(8.941)

0.006

MEAN DEPTH

7.088

(1.945)

6.891

(2.875)

7.140

(1.902)

0.840

MEAN LINEAL DEPTH

5.163

(1.305)

4.901

(1.839)

5.015

(1.500)

0.646

MAX DEPTH

11.910

(4.790)

11.817

(5.837)

12.210

(5.346)

0.985

MAX LINEAL DEPTH

8.872

(2.230)

8.776

(2.701)

9.298

(2.411)

0.014

MEAN OPENING

3.980

(1.757)

4.240

(1.558)

5.702

(1.918)

0.023

MAX OPENING

6.861

(2.813)

7.583

(2.757)

9.483

(2.960)

0.053

MEAN FOLD OPENING

2.855

(1.083)

3.010

(0.958)

3.731

(1.142)

0.053

MAX FOLD OPENING

7.308

(2.860)

7.848

(2.799)

9.521

(2.956)

0.059

  1. N observations: 93 N patients: 13 P = 0.0325.
  2. Volume (mm3), tortuosity (dimensionless ratio), surface (mm2), length (mm), depth (mm) and opening (mm). Values are mean (SD). P values are from a one-way ANOVA across the three PMA groups.
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