Table 3.

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

Factors	Multivariate logistic regression
	Odds ratio (OR)	95% confidence interval (CI)	P value
Gender
Female	Reference
Male	1.57	1.31–1.88	<0.001
Indigenous status
Not Aboriginal and Torres Strait Islander	Reference
Aboriginal and Torres Strait Islander	2.66	2.15–3.28	<0.001
Age
0–9 years	1.59	0.96–2.62	0.071
10–17 years	1.67	0.97–2.88	0.065
18–24 years	1.11	0.81–1.53	0.505
25–34 years	1.08	0.82–1.41	0.598
35–44 years	1.30	0.97–1.73	0.080
45–54 years	1.56	1.20–2.02	0.001
55–64 years	1.22	0.94–1.59	0.134
65 years and over	Reference
Modality
Modality combinationa	Reference
Ultrasound	1.67	1.06–2.63	0.028
CTb	1.96	1.24–3.11	0.004
Interventional radiology	1.99	1.14–3.48	0.015
Mammography	3.07	1.00–9.45	0.051
Distance from facility
<51 km	Reference
51–300 km	1.14	0.94–1.38	0.176
>300 km	1.00	0.77–1.29	0.990
Referral source
Other clinicsc	Reference
Cancer/ONCd	1.23	0.80–1.88	0.347
Medical	1.63	1.14– 2.33	0.007
Othere	1.43	0.95–2.16	0.086
Rural facilities	1.94	1.15–3.29	0.014
Surgical	2.34	1.56–3.49	<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.