Table 5.

Odds of true positive relative to false positive (PPV odds) for POI data

Environment/Outlet Type	Model 1			Model 2			Model 3
	OR	95% CI		OR	95% CI		OR	95% CI
Urban	REF						REF
Rural	2.07 1	1.18	4.02				1.31	0.69	2.61
Deprived				REF			REF
Middle				1.08	0.58	2.05	0.78	0.39	1.41
Affluent				2.63 3	1.34	5.43	1.80	0.85	3.81
Restaurant							REF
Pub							0.19 3	0.09	0.37
Café							0.67	0.36	1.28
Fast Food							0.66	0.37	1.16
Supermarket							0.42 1	0.21	0.88
Convenience							0.39 2	0.19	0.80
Speciality							0.56	0.27	1.21
Rural × Middle							2.69	0.89	8.40
Rural × Affluent							2.71	0.68	13.81

Note. OR Odds ratio. CI Confidence interval. REF Reference category. All models are multi-level models accounting for nesting of outlets within LSOAs

¹ p < 0.05, ² p < 0.01, ³ p < 0.001