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Table 2 Baseline maternal characteristic of the decision aid group and the pamphlet group

From: Assisting informed decision making for labour analgesia: a randomised controlled trial of a decision aid for labour analgesia versus a pamphlet

Maternal Characteristics

Decision Aid

(n = 395)

n (%)

Pamphlet

(n = 201)

n (%)

Maternal Age [mean years]

(range)

30.9

(21 - 44)

30.7

(19 - 44)

Gestational age at recruitment [mean weeks]

(range)

35.8

(28 - 40)

36.0

(30 - 38)

Education

  

   Primary school

18 (4.6)

12 (6.0)

   High School

45 (11.4)

24 (11.9)

   Technical/other

100 (25.3)

59 (29.4)

   University

232 (58.7)

106 (52.7)

Marital status

  

   Living with partner

377 (95.2)

185 (92.1)

   Not living with partner

18 (4.8)

16 (7.9)

Type of obstetric care

  

   Public

347 (87.9)

176 (87.7)

   Private

44 (11.2)

23 (11.5)

   n missing (%)

4 (1.1)

2 (1.0)

Smoking status at first antenatal appointment [self-report]

  

   Current smoker

21 (7.4)

12 (9.3)

   Ex-smoker

38 (13.4)

16 (12.4)

   Never smoked

336 (79.0)

173 (78.2)

Proportion who had 'definite' plans to use

  

   Support person

300 (87.0)

152 (81.7)

   Bath

147 (38.7)

76 (39.9)

   Nitrous Oxide

72 (18.7)

36 (18.5)

Opioid analgesia

Epidural analgesia

10 (2.6)

28 (7.1)

6 (3.2)

18 (9.0)

Knowledge mean score (SD)

53.4 (21)

54.3 (20)

[% correct responses]

  

n missing (%)

14 (3.5)

4 (2)

Decisional Conflict mean score (SD)

31.4 (12.8)

31.2 (13.4)

[0-100, 0 = very low decisional conflict]

  

n missing (%)

9 (2.8)

2 (1)

Anxiety mean score (SD)

34 (10)

34 (11)

[20-80, 20 = low anxiety]

  

n missing (%)

5 (1.2)

2 (1)

  1. Per cent may not add up to 100 due to rounding.