| 1 | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 2 | descriptive statistics of the variables in the study |  |  |  |  |  |
| 3 |  | total | comparison | ndc | mhc | both |
| 4 | youth characteristics |  |  |  |  |  |
| 5 | female | 52.17 | 53.92 | 43.18 | 30.13 | f |
| 6 | age in school years | 10.87 | 10.81 | 11.42 | 11.40 | 11.11 |
| 7 | mathematics score | 2.54 | 2.59 | 1.96 | 2.10 | 1.63 |
| 8 | parent characteristics |  |  |  |  |  |
| 9 | at least one parent completed postsecondary education | 51.54 | 51.98 | 46.16 | 48.18 | 48.90 |
| 10 | aspiration for university education for the youth | 71.68 | 74.39 | 35.23 | 56.68 | 43.99 |
| 11 | family characteristics |  |  |  |  |  |
| 12 | household income ≥ $50,000 | 62.22 | 63.09 | 59.52 | 54.33 | 41.22 |
| 13 | household size | 3.33 | 3.34 | 3.29 | 3.07 | 3.06 |
| 14 | main outcome variable |  |  |  |  |  |
| 15 | enrollment in postsecondary education |  |  |  |  |  |
| 16 | by age 18 to 19 | 58.51 | 61.37 | 38.12 | 35.86 | f |
| 17 | by age 19 to 20 | 68.11 | 70.74 | 49.32 | 44.79 | 28.13 |
| 18 | by age 20 to 21 | 72.30 | 75.01 | 54.99 | 45.26 | 33.15 |
| 19 | by age 21 to 22 | 74.32 | 76.85 | 60.22 | 47.68 | 36.01 |
| 20 | observations | 5,222 | 4,749 | 193 | 199 | 81 |
| 21 | proportion of sample | 100 | 90 | 4 | 4 | 2 |

Question: what was the percentage of youth in the comparison group enrolled in pse by age 21 to 22?
Answer: 76.85

Question: what was the percentage of youth diagnosed with an ndc enrolled in pse by age 21 to 22?
Answer: 60.22

Question: what was the percentage of youth diagnosed with both an ndc and an mhc enrolled in pse by age 21 to 22?
Answer: 36.01