| Dietary assessment tool | Body mass index < 25 kg/m2 (n = 99) | Body mass index 25+ kg/m2 (n = 99) | ||
---|---|---|---|---|---|
 | Attenuation factor (95% CI) | Correlation with true intake (95% CI) | Attenuation factor (95% CI) | Correlation with true intake (95% CI) | |
Nutrient intake: | |||||
 Protein (g) | myfood24 | 0.32 (0.20, 0.45) | 0.45 (0.30, 0.60) | 0.28 (0.16, 0.40) | 0.42 (0.26, 0.57) |
MPRb | 0.37 (0.24, 0.50) | 0.44 (0.32, 0.57) | 0.33 (0.21, 0.45) | 0.47 (0.33, 0.61) | |
 Potassium (g) | myfood24 | 0.43 (0.28, 0.59) | 0.51 (0.36, 0.66) | 0.18 (0.04, 0.32) | 0.40 (0.26, 0.54) |
MPR | 0.40 (0.23, 0.57) | 0.26 (0.06, 0.45) | 0.27 (0.12, 0.41) | 0.34 (0.18, 0.51) | |
 Sodium (g) | myfood24 | 0.17 (0.04, 0.30) | 0.24 (0.07, 0.42) | 0.24 (0.12, 0.35) | 0.34 (0.19, 0.49) |
MPR | 0.17 (0.05, 0.29) | 0.24 (0.08, 0.41) | 0.15 (0.04, 0.26) | 0.22 (0.07, 0.37) | |
 Total sugars (g) | myfood24 | 0.14 (0.02, 0.26) | 0.25 (0.04, 0.47) | 0.14 (−0.01, 0.28) | 0.19 (− 0.01, 0.39) |
MPR | 0.14 (0.02, 0.26) | 0.22 (0.05, 0.40) | 0.24 (0.10, 0.37) | 0.30 (0.14, 0.45) | |
Energy expenditure: | |||||
 Total energy expenditure (MJ) | myfood24 | 0.16 (0.04, 0.29) | 0.28 (0.07, 0.48) | 0.20 (0.06, 0.33) | 0.27 (0.09, 0.45) |
MPR | 0.27 (0.14, 0.39) | 0.39 (0.23, 0.56) | 0.23 (0.08, 0.39) | 0.27 (0.11, 0.43) | |
Nutrient density:a | |||||
 Protein (g/MJ) | myfood24 | 0.29 (0.11, 0.48) | 0.32 (0.14, 0.51) | −0.06 (− 0.25, 0.13) | −0.06 (− 0.27, 0.14) |
MPR | 0.34 (0.17, 0.51) | 0.34 (0.20, 0.49) | 0.04 (−0.13, 0.20) | 0.04 (−0.14, 0.23) | |
 Potassium (g/MJ) | myfood24 | 0.35 (0.11, 0.59) | 0.29 (0.10, 0.48) | 0.15 (−0.07, 0.36) | 0.15 (−0.07, 0.37) |
MPR | 0.62 (0.37, 0.87) | 0.47 (0.31, 0.62) | 0.24 (0.01, 0.46) | 0.24 (0.02, 0.46) | |
 Sodium (g/MJ) | myfood24 | 0.05 (−0.13, 0.22) | 0.05 (−0.13, 0.23) | 0.14 (− 0.02, 0.29) | 0.16 (− 0.01, 0.33) |
MPR | 0.12 (−0.04, 0.28) | 0.13 (− 0.04, 0.31) | 0.07 (− 0.06, 0.21) | 0.09 (− 0.07, 0.25) | |
 Total sugars (g/MJ) | myfood24 | 0.07 (− 0.08, 0.22) | 0.12 (− 0.15, 0.38) | 0.24 (0.05, 0.43) | 0.27 (0.07, 0.47) |
MPR | 0.08 (−0.06, 0.22) | 0.14 (−0.09, 0.37) | 0.27 (0.09, 0.44) | 0.28 (0.11, 0.44) |