Skip to main content

Table 1 The mean (SD)/median (IQR) value for IFA, MNM angle, FMA, FS distance and PL distance in the normal fetuses and abnormal group, respectively

From: Clinical value of fetal facial profile markers during the first trimester

 

Normal

Abnormal

Trisomy 21

Trisomy 18

CLP

IFA

78.25° (74.75–82.98)

74.11° (7.48)

69.88° (7.08)

82.03° (11.52)

MNM angle

4.07° (3.21–5.29)

4.59° (1.71)

6.98° (2.61)

9.41° (2.57)

FMA

73.02° (5.01)

74.33° (6.25)

63.95° (4.77)

74.42° (7.62)

FS distance

1.97 mm (1.53–2.37)

2.26 mm (0.85)

1.70 mm (1.81)

-0.22 mm (1.38)

PL distance

2.81 mm (0.53)

2.89 mm (0.41)

2.91 mm (0.56)

2.71 mm (0.37)

Cases

1000

14

7

10

  1. IFA inferior facial angle, MNM angle maxilla-nasion-mandible angle, FMA facial maxillary angle, FS distance frontal space distance, PL distance profile line distance