Table 1 Demographics, obstetric characteristics, and fetal growth of study subjects.

From: Urinary function changes during pregnancy assessed by frequency volume charts in a prospective longitudinal study

Attributes and characteristics

n (range)

%

Age (years, median)

29 (22–39)

 

Height (cm, median)

158.0 (145–171)

 

Pre-pregnancy weights (kg, median)

50.0 (42.0–66.0)

 

Pre-pregnancy BMI (kg/m², median)

20.3 (16.2–23.4)

 

Number of children

  

Primiparous

11

45.8

Multiparous

13

54.2

1

7

29.3

2

4

16.6

3

2

8.3

Weight progression during pregnancy (kg, median)

  

Early pregnancy

50.9 (42.8–66.5)

 

Mid-pregnancy

54.9 (47.3–69.7)

 

Late pregnancy

57.8 (49.6–75.4)

 

Estimated fetal weights (g, median)

  

Early pregnancy

60 (60.0–135.0)

 

Mid-pregnancy

1000 (890.0–1270.0)

 

Late pregnancy

2627.5 (2320.0–2904.0)

 

Biparietal diameter (cm, median)

8.8 (8.8–8.9)

 

Usage of pelvic belts or girdles in late pregnancy

  

Yes

5

20.8

No

19

79.2