Table 1.
Sensitivity and specificity estimates using self reported BMI and the three correction equations
|
MALES – Selected BMI indicators versus measured BMI | ||||||
|---|---|---|---|---|---|---|
| |
Normal weight |
Overweight |
Obese |
|||
| Sens | Spec | Sens | Spec | Sens | Spec | |
| Self-reported |
91.03 |
83.31 |
73.03 |
79.84 |
60.59 |
98.52 |
| (86.21 to 95.85) |
(80.16 to 86.45) |
(68.29 to 77.78) |
(75.40 to 84.28) |
(52.91 to 68.27) |
(97.56 to 99.48) |
|
| BMI Correction |
77.11 |
92.85 |
82.18 |
80.02 |
79.72 |
94.87 |
| (70.59 to 83.63) |
(90.70 to 95.00) |
(77.97 to 86.39) |
(75.60 to 84.44) |
(73.63 to 85.60) |
(92.97 to 96.77) |
|
| Weight-only Correction |
81.07 |
89.86 |
80.15 |
80.94 |
75.6 |
96.82 |
| (74.62 to 87.52) |
(87.20 to 92.51) |
(75.82 to 84.48) |
(76.40 to 85.49) |
(68.79 to 82.42) |
(95.48 to 98.16) |
|
| Weight-only Corr. (Simple) |
81.22 |
89.86 |
80.15 |
80.94 |
75.6 |
96.82 |
| |
(74.77 to 87.67) |
(87.20 to 92.51) |
(75.82 to 84.48) |
(76.40 to 85.49) |
(68.79 to 82.42) |
(95.48 to 98.16) |
|
FEMALES – Selected BMI indicators versus measured BMI | ||||||
| |
Normal weight |
Overweight |
Obese |
|||
| |
Sens
|
Spec
|
Sens
|
Spec
|
Sens
|
Spec
|
| Self-reported |
91.57 |
78.66 |
63.01 |
88.97 |
66.44 |
99.07 |
| (88.44 to 94.70) |
(74.95 to 82.34) |
(56.87 to 69.14) |
(86.03 to 91.90) |
(59.11 to 73.77) |
(98.51 to 99.63) |
|
| BMI Correction |
86.08 |
87.71 |
76.88 |
87.92 |
81.4 |
96.55 |
| (81.83 to 90.34) |
(84.88 to 90.55) |
(71.62 to 82.15) |
(84.88 to 90.97) |
(75.65 to 87.15) |
(95.12 to 97.98) |
|
| Weight-only Correction |
86.17 |
88.96 |
75.31 |
89 |
81.62 |
96.42 |
| (82.13 to 90.21) |
(86.28 to 91.63) |
(69.96 to 80.66) |
(86.13 to 91.87) |
(75.87 to 87.36) |
(94.98 to 97.86) |
|
| Weight-only Corr. (Simple) |
86.64 |
88.21 |
74.13 |
89.33 |
81.7 |
96.42 |
| (82.66 to 90.62) | (85.46 to 90.96) | (68.69 to 79.56) | (86.50 to 92.16) | (75.96 to 87.44) | (94.98 to 97.86) | |
95% confidence intervals in parentheses.