% of agreement | Kappa coefficient | (95%CI) | |
---|---|---|---|
Paternal level of education | 67.1 | 0.39 | (0.23 – 0.54) |
Maternal level of education | 73.8 | 0.51 | (0.36 – 0.67) |
Highest level of education | 63.6 | 0.41 | (0.27 – 0.56) |
Paternal social class | 87.7 | 0.77 | (0.58 – 0.96) |
Maternal social class | 74.4 | 0.56 | (0.33 – 0.78) |
Highest familiar social class | 76.3 | 0.52 | (0.35 – 0.68) |