Appendix 7.
Number of individuals and twin pairs predictor and outcome discordant in the multiply imputed and complete case dataset.
| Outcome discordant # Individuals (# twin pairs) | |||||
|---|---|---|---|---|---|
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| Multiply imputed dataset | |||||
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| Alcohol use cutoff (AUDIT) | Any drug use (DUDIT) | Any cigarette use | Any snuff use | Suicide attempt/self-harm | |
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| Parent-reported sports participation | 10,174 (5,087) | 8,902 (4,451) | 12,474 (6,237) | 11,428 (5,714) | 10,984 (5,492) |
| Twin-reported physical activity | 10,940 (5,470) | 9,532 (4,766) | 13,572 (6,786) | 12,356 (6,178) | 11,966 (5,983) |
| Twin-reported positive friendship quality | 11,896 (5,948) | 10,246 (5,123) | 15,020 (7,510) | 13,570 (6,785) | 13,042 (6,521) |
| Complete case dataset | |||||
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| Parent-reported sports participation | 492 (246) | 206 (103) | 1,096 (548) | 784 (392) | 696 (348) |
| Twin-reported physical activity | 600 (300) | 232 (116) | 1,396 (698) | 980 (490) | 918 (459) |
| Twin-reported positive friendship quality | 760 (380) | 298 (149) | 1,786 (893) | 1,236 (618) | 1,120 (560) |