Skip to main content

Table 2 Validity of assessment of balding group by age, ethnicity and education.

From: Validity of self reported male balding patterns in epidemiological studies

 

Observer 1 vs subjects

Observer 2 versus subjects

 

% agreement

κ (p)

% agreement

κ (p)

Age group

    

   <50 years

65.2

0.46(<0.001)

72.5

0.56(p < 0.001)

   >50 years

73.5

0.62(<0.001)

76.5

0.66(p < 0.001)

Education

    

   Junior high school

46.2

0.29 (p = 0.058)

61.5

0.48 (p = 0.003)

   Senior high school

91.3

0.86 (p < 0.001)

87.0

0.79 (p < 0.001)

   Trade school

64.5

0.46 (p < 0.001)

74.2

0.58 (p < 0.001)

   Undergraduate

70.0

-

70.0

-

   Postgraduate

56.2

0.37 (p = 0.013)

68.7

0.57 (p < 0.001)

Ethnicity

    

   "Australian"

66.7

0.50 (p < 0.001)

75.0

0.61 (p < 0.001)

   Other

71.0

0.57 (p < 0.001)

71.0

0.57 (P < 0.001)