Parameter

Mean

SD

Minimum

Maximum

Age (y)

29.09

6.02

18

40

POG-Delivery (days)

276.98

7.18

261

284

POG-USS (days)

274.04

5.97

260

280

Birth weight (g)

2908.25

329.72

2620

4150

Parameter

Frequency (n)

Percentage

X²

p value

Education

Up to O/L

247

55.1

138.56

<0.05

Completed A/L

157

35.0

df = 2

Graduated

44

9.8

Employment

Employed

138

30.8

66.03

<0.05

Unemployed

310

69.2

df = 1

Parity

1

180

40.2

251.64

<0.05

2

158

35.3

df = 4

3

66

14.7

4

22

4.9

5

22

4.9