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Table 3 Level of perceived cues, perceived susceptibility, perceived severity, and knowledge about the health risks of smoking by year between 2012 and 2017a

From: Differences in smokers’ awareness of the health risks of smoking before and after introducing pictorial tobacco health warnings: findings from the 2012–2017 international tobacco control (ITC) Netherlands surveys

 

2012

2013

2014

2015

2016

2017

Perceived cues (meanb, (SD))

2.3 (0.9)

2.4 (1.0)

2.3 (1.0)

2.4 (1.0)

2.7 (1.0)**

2.7 (1.1)

Perceived susceptibility (meanb, (SD))

3.1 (0.9)

3.1 (1.0)

3.1 (0.9)

3.2 (1.0)

3.2 (1.0)

3.2 (1.0)

Perceived severity (meanb, (SD))

3.4 (1.0)

3.4 (1.0)

3.3 (1.0)

3.3 (1.0)

3.6 (1.1)**

3.5 (1.0)

Knowledge (meanc, (SD))

4.3 (2.2)

4.3 (2.3)

4.4 (2.3)

4.5 (2.4)

4.8 (2.5)**

5.1 (2.6)**

 Blindness (%)

7.7

9.5

11.7

12.0

23.4**

34.6**

 Heart disease (%)

74.3

73.9

74.6

73.1

77.6*

78.9

 Impotence (%)

50.5

52.3

54.7

54.0

56.5

59.1

 Lung cancer (%)

86.1

86.2

86.1

84.3

86.0

85.5

 Mouth and throat cancer (%)

75.1

73.5

72.9

74.1

77.1

80.6

 Stroke (%)

62.0

60.6

60.1

59.6

65.0*

67.4

 Lung cancer due to SHS (%)

53.7

52.0

52.4

56.0

53.0

57.5

 Heart disease due to SHS (%)

38.1

38.2

38.6

41.0

44.1

48.2

  1. SD, standard deviation
  2. SHS, secondhand smoke
  3. a: Estimates were weighted for gender and age
  4. b: On a scale from 1 to 5
  5. c: On a scale from 0 to 8
  6. *Paired sample t-test or χ2 analysis showed a difference of p < 0.01 compared with the previous wave
  7. **Paired sample t-test or χ2 analysis showed a difference of p < 0.001 compared with the previous wave