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Table 1 Demographic characteristics of adults participating in validity and reliability studies

From: Development and validation of a questionnaire to examine determinants of consumer intentions to purchase organic food

Characteristics

Face validity

n = 20

Internal consistency reliability

n = 300

Test-retest reliability

n = 62

Gender

   

Female (%)

55

62.3

64.5

Age

   

Mean years (SD)

40.2 (10.1)

38.9 (11.2)

38.3 (9.9)

Minimum- Maximum Years

27–60

25–65

25–64

Education level (%)

   

Under diploma

10.0

6.3

4.8

Diploma

50.0

26.7

37.2

University

40.0

67.0

58.0

Districts in the city (%)

   

North

-

20.1

-

South

-

19.8

-

Center

100

21.3

100

West

-

19.9

-

East

-

18.9

-