Table 3.
Percentage of Australian adults classified as ‘high-risk’a, based on reporting insufficient moderate to vigorous-intensity physical activity (MVPA), insufficient strength training participation, and high sedentary time - overall and by sociodemographic and health-related factors
| Current studyb | Population-weighted estimatesc | ‘High-risk’a | |
|---|---|---|---|
| n | N | % (95 % CI)e | |
| Total | 867 | 1,500,637 | 8.9 (8.1–9.6) |
| Sex | |||
| Male | 450 | 805,012 | 9.6 (8.5–10.7) |
| Female | 417 | 695,626 | 8.1 (7.0–9.2) |
| p-value | 0.04* | ||
| Age | |||
| 18–24 years | 53 | 136,364 | 6.1 (4.1–8.2) |
| 25–34 years | 146 | 287,331 | 9.1 (7.6–10.7) |
| 35–44 years | 172 | 325,118 | 10.4 (8.7–12.0) |
| 45–54 years | 165 | 271,123 | 9.0 (7.2–10.9) |
| 55–64 years | 158 | 263,115 | 10.3 (7.9–12.7) |
| 65–74 years | 108 | 119,006 | 7.1 (5.3–9.0) |
| ≥ 75 years | 65 | 98,581 | 8.1 (5.8–10.4) |
| p-value | 0.49e | ||
| Education level | |||
| Low (<Year 12 and no non-school qualification) | 260 | 432,408 | 10.2 (8.8–11.7) |
| Medium (Year 12, diploma or certificate) | 388 | 726,351 | 8.8 (7.5–10.1) |
| High (Degree or higher degree) | 210 | 322,979 | 7.6 (6.3–8.9) |
| p-value | 0.01* | ||
| Self-assessed health | |||
| Excellent | 1532 | 291,2947 | 4.9 (3.5–6.3) |
| Very good | 3299 | 612,7479 | 7.4 (6.3–8.5) |
| Good | 2950 | 5,297,893 | 9.4 (7.9–11.0) |
| Fair | 1155 | 1,927,885 | 14.3 (11.4–17.2) |
| Poor | 443 | 684,920 | 18.8 (13.8–23.8) |
| p-value | <0.001* | ||
| Body Mass Index (kg/m2) | |||
| Underweight (<18.5) | 121 | 280,115 | 7.2 (1.0–13.4) |
| Normal (18.5–25) | 2723 | 5,228,776 | 7.1 (5.8–8.5) |
| Overweight (25–30) | 2889 | 5,253,598 | 7.1 (5.70–8.50) |
| Obese (≥30) | 2191 | 3,757,075 | 12.3 (10.3–14.3) |
| p-value | 0.002* | ||
| Smoking status | |||
| Never smoked | 373 | 701,268 | 8.0 (7.0–9.1) |
| Ex-smoker | 276 | 438,185 | 8.4 (7.1–9.6) |
| Current smoker | 218 | 361,185 | 12.1 (10.2–14) |
| p-value | <0.001* |
a‘High risk’ group defined as: insufficient MVPA (<150 min/week); AND insufficient strength training participation (<2 sessions/week); AND being classified as ‘high-sedentary’ (≥480 min/day)
bNational Nutrition and Physical Activity Survey (NNPAS) 2011–12 respondents
cReplicate weights generated from the Australian Bureau of Statistics - Australian Health Survey: Users' Guide, 2011–13 - 4363.0.55.001
dPercentages are weighted and are given relative to the total number within each sociodemographic and health-related variable
eWhereas the trend test was not significant for age group, the X 2 test for overall association was 0.020
*p < 0.05: X 2 test for overall association for sex and trend for the other sociodemographic and health-related variables