Sleep-related characteristics

n

%

Insomnia in the past

Yes

6

2.2

No

261

97.8

Insomnia during pregnancy (self-reported)

Yes

144

53.9

No

123

46.1

Reasons for insomnia (n = 144)

Advanced pregnancy week

39

20.5

Back-pain

30

15.6

Baby movements

24

12.5

Stress

18

9.4

Stomach problems (reflux)

16

8.3

Weight gain

15

7.8

Fever

14

7.3

Frequent urination

13

6.8

Tiredness

13

6.8

Respiratory distress

6

3.1

Irritability

4

2.0

Receiving health service for insomnia

Yes

9

6.2

No

135

93.8

Persistence of insomnia

Yes

128

87.7

No

16

12.3

Dealing with sleep problems

Take a warm shower

53

36.8

Watch TV

45

31.3

Drinking warm milk

42

29.2

Reading books

17

11.8

Listen to music

14

9.7

Drinking herbal tea

2

1.4

Increasing the number of pillows

2

1.4

Not doing anything

51

35.4