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Table 1 Sample characteristics

From: Communicating population health statistics through graphs: a randomised controlled trial of graph design interventions

 

Intervention group

Control group

Characteristic

Number (n = 176)

%

Number (n = 187)

%

Sex (male)

53

30.1%

47

25.1%

Age

37

21.0%

41

21.9%

   < 34 years

109

61.9%

106

56.7%

   35–54 years

27

15.3%

36

19.3%

   ≥55 years

    

English as preferred language

171

97.2%

183

97.9%

Education (university qualification)

116

65.9%

124

66.3%

Work position*

    

   Clinical

61

34.7%

76

40.6%

   Public health/policy

36

20.5%

35

18.7%

   Other

72

40.9%

70

37.4%

Frequency of graph use

    

   Often

55

31.3%

44

23.5%

   Occasionally or never

118

67.0%

141

75.4%

Self-rated visual ability

    

   Good

122

69.3%

110

58.8%

   Average or poor

48

27.3%

74

39.6%

  1. *Work position: clinical comprised doctors, nurses, allied health dealing with patients; non-clinical public health/policy comprised health-related but not dealing directly with patients; other included non-health admininistration, computing, clerical, maintenance.
  2. Category totals may not add to 100% because of missing responses