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Table 2 Demographic data of the study group

From: Towards more accurate measurement of edge to os distance in low-lying placenta using three dimensional transvaginal ultrasound: an innovative technique

Variable

Mean ± SD

Age (years)

29.7 ± 6.3

BMI (kg/m2)

26.1 ± 2.1

Gestational age at exam.(weeks)

32.7 ± 2.8

Variable

n (%)

Gestational age at exam.(weeks)

28- < 32

28 (36.8%)

32- < 34

16 (21.1%)

34- < 36

17 (22.4%)

≥36

15 (19.7%)

Parity

0

6 (8%)

1–2

35 (46%)

≥3

35 (46%)

Previous cesarean

0

15 (19.7%)

1–2

43 (56.7%)

≥3

18 (23.6%)