Table 4.
Multivariate analysis of underutilisation and overutilisation of HDL-C testing in the stable target population in 2008–2014
| Demographics | Underutilisation | Overutilisation | ||
| OR | (95% CI) | OR | (95% CI) | |
| Gender | ||||
| Female | 1 | Reference | 1 | Reference |
| Male | 0.97 | 0.95 to 0.99*** | 1.06 | 1.04 to 1.09*** |
| Age group | ||||
| 18–34 | 1.21 | 0.96 to 1.54 | 1.06 | 0.77 to 1.43 |
| 35–44 | 0.76 | 0.68 to 0.84*** | 1.49 | 1.32 to 1.68*** |
| 45–54 | 0.84 | 0.8 to 0.87*** | 1.24 | 1.17 to 1.31*** |
| 55–64 | 0.88 | 0.86 to 0.91*** | 1.15 | 1.11 to 1.19*** |
| 65–74 | 0.88 | 0.86 to 0.89*** | 1.16 | 1.13 to 1.19*** |
| ≥75 | 1 | Reference | 1 | Reference |
| States | ||||
| NSW+ACT | 1 | Reference | 1 | Reference |
| VIC+TA | 0.87 | 0.85 to 0.89*** | 1.1 | 1.07 to 1.14*** |
| SA+NT | 0.97 | 0.94 to 1.00 | 1 | 0.97 to 1.05 |
| QLD | 1.08 | 1.05 to 1.11*** | 0.91 | 0.88 to 0.94*** |
| WA | 1.07 | 1.04 to 1.11*** | 0.85 | 0.81 to 0.88*** |
| Year | ||||
| 2008 | 1 | Reference | 1 | Reference |
| 2009 | 0.81 | 0.79 to 0.83*** | 1.29 | 1.25 to 1.33*** |
| 2010 | 0.85 | 0.83 to 0.87*** | 1.19 | 1.15 to 1.23*** |
| 2011 | 0.87 | 0.85 to 0.90*** | 1.15 | 1.11 to 1.19*** |
| 2012 | 0.86 | 0.84 to 0.88*** | 1.17 | 1.13 to 1.21*** |
| 2013 | 0.88 | 0.86 to 0.91*** | 1.13 | 1.09 to 1.17*** |
| 2014 | 0.95 | 0.93 to 0.98*** | 1.05 | 1.01 to 1.09** |
The OR were computed using logistic regression.
**p<0.01; ***p<0.001.
ACT, Australia Capital Territory; HDL-C, high-density lipoprotein cholesterol; NSW, New South Wales; NT, Northern Territory; QLD, Queensland; SA, South Australia; TA, Tasmania; VIC, Victoria; WA, Western Australia.