Table 2. Mean weight bias and confidence intervals, classical (top) and bootstrap (second row), between self-reported and measured weights by age for male subjects and female subjects in SLÁN 1998, SLÁN 2002 and SLÁN 2007.
| Male | SLÁN 1998 | SLÁN 2002 | SLÁN 2007 | ||||||||||||
| Weight bias | N | SD | P | 95% CI | Weight bias | N | SD | P | 95% CI | Weight bias | N | SD | P | 95% CI | |
| <35 | −1.182 | 18 | 2.907 | 0.103 | −2.627, 0.264 | −1.14 | 26 | 2.479 | 0.008 | −2.401, −0.398 | −1.752 | 229 | 4.705 | 0 | −2.365, −1.139 |
| −2.479, 0.064 | −2.348, −0.437 | −2.396, −1.151 | |||||||||||||
| 35–44 | −1.064 | 18 | 3.825 | 0.254 | −2.966, 0.838 | −1.821 | 35 | 3.475 | 0.004 | −3.014, 0.627 | −2.415 | 165 | 5.068 | 0 | −3.194, −1.635 |
| −2.949, 0.528 | −2.99, −0.744 | −3.226, −1.65 | |||||||||||||
| 45–54 | −1.077 | 12 | 3.427 | 0.3 | −3.524, 1.101 | −1.298 | 32 | 3.752 | 0.059 | −2.651, 0.054 | −2.83 | 177 | 5.171 | 0 | −3.597, −2.063 |
| −2.786, 0.866 | −2.599, −0.067 | −3.642, −2.073 | |||||||||||||
| 55–64 | −1.726 | 10 | 2.19 | 0.034 | −3.293, −0.159 | −1.833 | 31 | 2.835 | 0.001 | −2.872, −0.793 | −2.306 | 145 | 4.841 | 0 | −3.101, −1.512 |
| −3.066, −0.511 | −2.868, −0.884 | −3.113, −1.498 | |||||||||||||
| 65+ | −1.217 | 8 | 2.099 | 0.145 | −2.973, 0.538 | −1.723 | 23 | 3.144 | 0.015 | −3.082, −0.363 | −2.239 | 193 | 4.771 | 0 | −2.916, −1.562 |
| −2.586, 0.251 | −3.12, −0.54 | −2.912, −1.58 | |||||||||||||
| Female | |||||||||||||||
| Weight bias | N | SD | P | 95% CI | Weight bias | N | SD | P | 95% CI | Weight bias | N | SD | P | 95% CI | |
| <35 | 0.152 | 26 | 2.559 | 0.765 | −0.882, 1.185 | −0.259 | 46 | 2.788 | 0.533 | −1.087, 0.569 | −2.224 | 262 | 4.29 | 0 | −2.746, −1.702 |
| −0.749, 1.2 | −1.038, 0.539 | −2.748, −1.721 | |||||||||||||
| 35–44 | −0.467 | 52 | 2.632 | 0.208 | −1.203, 0.268 | −1.362 | 51 | 3.737 | 0.012 | −2.413, −0.311 | −2.533 | 229 | 4.419 | 0 | −3.109, −1.958 |
| −1.111, 0.256 | −2.454, −0.412 | −3.118, −1.975 | |||||||||||||
| 45–54 | −0.656 | 35 | 2.353 | 0.108 | −1.464, 0.152 | −1.305 | 42 | 3.088 | 0.009 | −2.268, −0.343 | −2.654 | 256 | 4.145 | 0 | −3.164, −2.144 |
| −1.41, 0.134 | −2.293, −0.395 | −3.157, −2.155 | |||||||||||||
| 55–64 | 0.133 | 19 | 2.967 | 0.87 | −1.317, 1.543 | 0.448 | 22 | 4.9 | 0.673 | −1.725, 2.62 | −3.06 | 191 | 4.582 | 0 | −3.714, −2.406 |
| −1.049, 1.567 | −1.192, 2.794 | −3.717, −2.47 | |||||||||||||
| 65+ | −1.429 | 8 | 1.874 | 0.068 | −2.996, 0.138 | −2.035 | 23 | 2.681 | 0.001 | −3.195, −0.876 | −2.496 | 190 | 4.313 | 0 | −3.114, −1.879 |
| −2.728, −0.295 | −3.201, −1.078 | −3.102, −1.904 | |||||||||||||