From: Concordance of sibling's recall of measures of childhood socioeconomic position
 |  | Age < 45 | Age ≥ 45 | Brothers | Brother/Sister | Sisters | Less than high school | High school graduate | Some college | College graduate | Not poor | Poor | Non-twins | Twins |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Median N (range)* | Â | 554 (500-609) | 602 (552-659) | 313 (288-340) | 412 (397-455) | 440 (393-477) | 127 (102-148) | 435 (405-481) | 331 (304-364) | 264 (254-278) | 776 (714-834) | 388 (354-437) | 438 (411-475) | 719 (650-793) |
Father's occupation | Concordance | 0.79 | 0.82 | 0.82 | 0.78 | 0.81 | 0.82 | 0.78 | 0.78 | 0.86 | 0.83 | 0.76 | 0.76 | 0.83 |
 | Kappa | 0.74 | 0.79 | 0.77 | 0.76 | 0.78 | 0.68 | 0.68 | 0.75 | 0.85 | 0.80 | 0.70 | 0.76 | 0.77 |
Father with professional occupation | Concordance | 0.96 | 0.97 | 0.96 | 0.97 | 0.97 | 0.98 | 0.98 | 0.96 | 0.95 | 0.97 | 0.97 | 0.97 | 0.97 |
 | Kappa | 0.81 | 0.84 | 0.80 | 0.85 | 0.82 | 0.66 | 0.65 | 0.81 | 0.87 | 0.85 | 0.73 | 0.83 | 0.82 |
Father with supervisory role at work | Concordance | 0.79 | 0.76 | 0.76 | 0.76 | 0.80 | 0.72 | 0.76 | 0.78 | 0.80 | 0.79 | 0.74 | 0.77 | 0.77 |
 | Kappa | 0.54 | 0.52 | 0.51 | 0.50 | 0.59 | 0.52 | 0.54 | 0.53 | 0.54 | 0.56 | 0.48 | 0.53 | 0.54 |
Father's education level | Concordance | 0.73 | 0.72 | 0.72 | 0.74 | 0.73 | 0.70 | 0.66 | 0.74 | 0.82 | 0.73 | 0.72 | 0.76 | 0.71 |
 | Kappa | 0.77 | 0.76 | 0.77 | 0.79 | 0.78 | 0.66 | 0.66 | 0.78 | 0.83 | 0.78 | 0.77 | 0.82 | 0.76 |
Mother's education level | Concordance | 0.71 | 0.67 | 0.68 | 0.68 | 0.71 | 0.61 | 0.66 | 0.70 | 0.77 | 0.70 | 0.67 | 0.69 | 0.70 |
 | Kappa | 0.74 | 0.70 | 0.71 | 0.72 | 0.75 | 0.56 | 0.65 | 0.70 | 0.80 | 0.73 | 0.70 | 0.72 | 0.73 |
Welfare for 6 months or longer | Concordance | 0.95 | 0.94 | 0.94 | 0.95 | 0.95 | 0.91 | 0.93 | 0.96 | 0.99 | 0.95 | 0.93 | 0.96 | 0.94 |
 | Kappa | 0.49 | 0.42 | 0.27 | 0.49 | 0.53 | 0.63 | 0.26 | 0.46 | 0.56 | 0.40 | 0.50 | 0.33 | 0.49 |
Better off financially than others | Concordance | 0.61 | 0.60 | 0.58 | 0.61 | 0.62 | 0.60 | 0.61 | 0.60 | 0.62 | 0.61 | 0.60 | 0.60 | 0.61 |
 | Kappa | 0.47 | 0.45 | 0.44 | 0.47 | 0.47 | 0.35 | 0.43 | 0.44 | 0.47 | 0.47 | 0.42 | 0.45 | 0.47 |