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Table 2 Smoking prevention in prenatal care in 2008 and 2018

From: Midwives’ engagement in smoking- and alcohol-prevention in prenatal care before and after the introduction of practice guidelines in Switzerland: comparison of survey findings from 2008 and 2018

Variables

N

Year 2008 (N = 227)a

Year 2018 (N = 300)a

Chi2

df

p

n (%)

n (%)

Risk perception: 1–2 cigarettes/day

 harmless for the child

519

48(21.5)

20(6.8)

47.991

2

< 0.001

 slightly risky for the child

 

152(68.2)

182(61.5)

   

 highly risky for the child

 

23(10.3)

94(31.8)

   

 Risk perception: 3–9 cigarettes /day

 harmless for the child

518

0(0.0)

0(0.0)

15.695

1

< 0.001

 slightly risky for the child

 

63(28.6)

43(14.4)

   

 highly risky for the child

 

157(71.4)

255(85.6)

   

Risk perception: 10 or more cigarettes /day

 harmless for the child

520

0(0.0)

0(0.0)

N/C

  

 slightly risky for the child

 

0(0.0)

0(0.0)

   

 highly risky for the child

 

222(100)

298(100)

   

Risk perception: sudden cessation

 not risky for the child

509

97(44.1)

102(35.3)

5.278

3

0.153

 slightly risky for the child

509

105(47.7)

157(54.3)

   

 highly risky for the child

509

5(2.3)

13(4.5)

   

 I don’t know

509

13(5.9)

17(5.9)

   

Risk perception: Passive smoking

 Environmental smoke is a risk

521

215(95.1)

285(96.6)

0.722

1

0.395

  ‘it is rather harmless’ & ‘I don’t know’

 

11(4.9)

10(3.4)

   

Screening: Routinely asking all women whether they smoke

 all women

524

202(89.4)

266(89.3)

0.668

2

0.716

 only those suspected for smoking

524

22(9.7)

27(9.1)

   

  none

524

2(0.9)

5(1.7)

   

 Screening: Asking about exposure to passive smoking

515

123(54.4)

134(46.4)

3.294

1

0.070

 Screening: Asking whether the partner smokes

515

152(67.3)

178(61.6)

1.768

1

0.184

 Perceived importance of partner’s smoking (rather or very important)b

520

209(92.9)

274(92.9)

0.000

1

0.997

 Routinely explaining to all women the risks of smoking for the child

519

145(64.4)

155(52.7)

7.182

1

0.007

Stop smoking interventions with smokers

 Explaining the risks for the child

526

187(82.7)

257(85.7)

0.837

1

0.360

 Repeatedly addressing smoking in consequent appointments

526

126(55.8)

150(50.0)

1.71

1

0.191

 Assisting in elaboration of a plan to stop smoking

526

79(35.0)

114(38.0)

0.514

1

0.473

 Providing information material to smokers

526

36(15.9)

69(23.0)

4.033

1

0.045

 Referral to an expert

526

21(9.3)

64(21.3)

13.794

1

< 0.001

 Referral to behavioral therapy

526

9(4.0)

16(5.3)

0.52

1

0.471

 Agreement to quit

526

15(6.6)

11(3.7)

2.421

1

0.120

 Nicotine replacement therapy

526

12(5.3)

22(7.3)

0.873

1

0.350

 no intervention

526

18(8.0)

6(2.0)

10.531

1

0.001

Barriers: Reasons not to address smoking (rather or very true)c

 Shortage of time

445

20(9.6)

34(14.3)

2.325

1

0.127

 I already know many of the women and their smoking habits from previous pregnancies

475

70(33.7)

87(32.8)

0.036

1

0.850

 Most women already know the risks

486

98(46.7)

116(42.0)

1.041

1

0.308

 Women with children are generally well informed about the risks

485

89(42.6)

107(38.8)

0.719

1

0.396

 It is not within my area of responsibility

485

8(3.8)

12(4.3)

0.071

1

0.790

 Uncertainty about clinical relevance of smoking

475

26(12.3)

36(13.6)

0.178

1

0.673

 Uncertainty about being able to intervene effectively

483

68(32.4)

89(32.6)

0.003

1

0.959

 Giving advice to smokers is not effective

481

107(51.2)

124(46.0)

1.300

1

0.254

 Pregnant women probably do not honestly report on smoking

485

96(45.7)

125(45.5)

0.003

1

0.955

 In vocational training I was not informed on the risks of smoking

490

44(20.8)

60(21.6)

0.049

1

0.824

 Smoking in pregnancy is a matter of private life and should not be interfered with

490

16(7.6)

9(3.2)

4.711

1

0.030

Advice given regarding smokingd:

 to quit

523

109(48.9)

89(29.7)

   

  “to quit” & “to reduce”

 

NA

144(48.6)

   

 to reduce

523

90(40.4)

61(20.3)

   

 not to change

523

0(0.0)

2(0.7)

   
  1. aThe numbers of participants in analyses differ slightly due to missing values
  2. b The answers ranged from very important to very irrelevant on a 4-point scale, we merged them into two categories: ‘rather or very important’ that took 1 and ‘rather or very unimportant’ that took 0
  3. c The answers ranged from very true to very untrue on a 4-point scale, we merged them into two categories: ‘rather or very true’ that took 1 and ‘rather or very untrue’ that took 0
  4. d In the 2018 assessment, multiple responses were possible, i.e. midwives could indicate both ‘to quit’ and ‘to reduce’ as answers. Due to non-comparability of the response options, no statistical comparisons were conducted