Table 2.
Gender |
Variance of true Intake |
Instrument |
Slope in regression of reported on true intake (βQ1 or βR1) |
Variance of person- specific bias |
Correlation of person- specific biases (ρuQ,uR) |
Variance of within-person error |
|
---|---|---|---|---|---|---|---|
Total sugars intake (g/day) | Male | 0.12 (0.04†) | FFQ | 0.66 (0.16) | 0.17 (0.02) | 0.81 (0.08) | 0.06 (0.005) |
24HDR | 0.82 (0.18) | 0.08 (0.02) | 0.16 (0.01) | ||||
Female | 0.25 (0.06) | FFQ | 0.16 (0.06) | 0.16 (0.02) | 0.72 (0.09) | 0.07 (0.01) | |
24HDR | 0.22 (0.08) | 0.08 (0.02) | 0.18 (0.02) | ||||
Total sugars density (g/1000 kcal) | Male | 0.08 (0.03) | FFQ | 0.65 (0.17) | 0.08 (0.01) | 0.82 (0.09) | 0.03 (0.002) |
24HDR | 0.82 (0.19) | 0.05 (0.02) | 0.12 (0.01) | ||||
Female | 0.22 (0.05) | FFQ | 0.16 (0.06) | 0.07 (0.01) | 1.00 (0.08) | 0.04 (0.003) | |
24HDR | 0.21 (0.07) | 0.06 (0.01) | 0.12 (0.01) |
All the parameters were estimated using FFQ- and 24HDR-ME models adjusted for BMI and age, and biomarker ME model adjusted for age.
Standard error (all values in parenthesis).