Characteristics of study population
| Characteristic | n | % |
|---|---|---|
| Total populationa | 19 116 734 | 100 |
| Age at 1 Jan 2019, years | ||
| 3–14 | 3 002 936 | 15.7 |
| 15–24 | 2 305 386 | 12.1 |
| 25–44 | 5 141 525 | 26.9 |
| 45–69 | 6 210 584 | 32.5 |
| ≥70 | 2 456 303 | 12.8 |
| Missing/not applicable | 0 | 0.0 |
| Sex | ||
| Male | 9 163 494 | 47.9 |
| Female | 9 953 240 | 52.1 |
| Missing/not applicable | 0 | 0.0 |
| Educationb | ||
| University degree | 3 423 537 | 26.0 |
| High school Year 12 or diploma/certificate | 6 080 518 | 46.1 |
| No high school Year 12 or diploma/certificate | 3 369 575 | 25.6 |
| Missing/not applicable | 305 489 | 2.3 |
| Income, A$ | ||
| ≥104 000 | 1 785 626 | 9.3 |
| 65 000–<104 000 | 3 622 996 | 19.0 |
| 26 000–<65 000 | 7 899 299 | 41.3 |
| 1–<26 000 | 3 330 954 | 17.4 |
| Missing/not applicable | 2 477 859 | 13.0c |
| Region | ||
| Metropolitan | 13 687 690 | 71.6 |
| Inner regional | 3 481 223 | 18.2 |
| Outer regional/remote | 1 887 422 | 9.9 |
| Missing/not applicable | 60 399 | 0.3 |
| Marital statusd | ||
| Partnered | 9 113 613 | 61.6 |
| Single | 5 675 997 | 38.4 |
| Missing/not applicable | 0 | 0.0 |
| English proficiencyd | ||
| Proficient | 14 174 751 | 95.8 |
| Not proficient | 464 316 | 3.1 |
| Missing/not applicable | 150 543 | 1.0 |
| Employment statusd | ||
| Employed | 9 245 254 | 62.5 |
| Unemployed/underemployed | 5 360 630 | 36.2 |
| Missing/not applicable | 183 726 | 1.2 |
↵a Total 2016 Census population, after study exclusions.
↵b Only those aged ≥25 years at census were included in the analysis (n = 13 179 119).
↵c Includes response not applicable, nil reported, and partial income reported.
↵d Only those aged ≥18 years at census were included in the analysis ( n = 14 789 610).