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Table 1 Clinical characteristics of the studied population

From: Elastography in predicting preterm delivery in asymptomatic, low-risk women: a prospective observational study

Patient age (median, range)

27

18-42

Obstetrical history

No of natural deliveries (n, %)

0

229

68.0

 

1

99

29.4

 

2

9

2.7

 

No of cesarean sections (n, %)

0

289

85.8

 

1

42

12.5

 

2

6

1.8

 

No of spontaneous abortions* (n, %)

0

249

73.9

 

1

78

23.1

 

2

10

3.0

Cervical length at 18-22 weeks of gestation (median, range)

44

27-57

Gestational age at delivery (median, range)

39.2

31.0-41.3

  1. *All spontaneous abortions occurred before 12 weeks of pregnancy.