Table 2.

Univariate logistic regression analysis showing likelihood of scheduled appointment non‐attendance by multiple factors

Factors	Proportion of non‐attendance (%)	P‐value	Univariate logistic regression
			Odds ratio (OR)	95% confidence interval (CI)	P‐value
Gender
Female	4.7	<0.001	Reference
Male	7.3		1.60	1.37–1.87	<0.001
Indigenous status
Not Aboriginal and Torres Strait Islander	4.8	<0.001	Reference
Aboriginal and Torres Strait Islander	11.8		2.61	2.13–3.20	<0.001
Age
0–9 years	7.9	<0.001	1.72	1.06–2.77	0.027
10–17 years	8.5		1.86	1.10–3.15	0.021
18–24 years	4.8		1.01	0.76–1.34	0.958
25–34 years	4.3		0.90	0.71–1.14	0.369
35–44 years	5.7		1.20	0.91–1.57	0.201
45–54 years	7.8		1.68	1.30–2.17	<0.001
55–64 years	6.0		1.28	0.99–1.67	0.062
65 years and over	4.8		Reference
Modality
Modality Combinationa	3.9	<0.001	Reference
Ultrasound	5.0		1.39	0.91–2.13	0.131
CTb	6.5		1.90	1.23–2.95	0.004
Interventional Radiology	7.1		1.91	1.11–3.28	0.020
Mammography	12.5		2.96	0.97–9.02	0.056
Distance from facility
Under 51 km	5.0	0.02	Reference
51–300 km	6.4		1.28	1.07–1.54	0.007
Over 300 km	5.9		1.19	0.93–1.52	0.172
Referral source
Other clinicsc	3.8	0.006	Reference
Cancer/ONCd	4.9		1.18	0.78–1.78	0.425
Medical	5.2		1.34	0.94–1.89	0.104
Othere	5.6		1.31	0.88–1.97	0.188
Rural facilities	7.0		1.81	1.09–3.00	0.023
Surgical	7.1		1.93	1.31–2.84	0.001

^aCombination of any two or more of the following modalities – ultrasound, CT, mammography, interventional radiology.

^bComputed tomography.

^cWards not classed as medical, surgical or palliative.

^dOncology.

^eFacilities outside of the regional hospital health service.