Table 3

Sensitivity and positive predictive value (PPV) of overweight or obesity defined as body mass index >= 25 kg/m2 calculated from self-reported height and weight by gender, age, and ethnicity: NHANES III.(weighted)



Ethnicity



EA
AA
MA

Men




20–59y
Sensitivity
93
92
83

PPV
92
89
89
60+y
Sensitivity
87
88
82

PPV
96
90
94
Women




20–59y
Sensitivity
88
89
72

PPV
96
97
95
60+y
Sensitivity
80
83
69

PPV
98
97
95
N

6846
4431
3748

EA, Non-Hispanic European American, AA, Non-Hispanic African American, MA, Mexican American, PPV, positive predictive value

Gillum and Sempos Nutrition Journal 2005 4:27   doi:10.1186/1475-2891-4-27