Comparing the accuracy of two secondary food environment data sources in the UK across socio-economic and urban/rural divides

Table 3 Sensitivity values for all food outlets, food outlets by type, and all food outlets across urban/rural divides and socio-economic status quintiles

Food outlet category	Sensitivity (%)^a	95% CI	Sensitivity category ^b	95% CI for difference
All Food Outlets	59.9 (REF)	0.580, 0.618	Moderate	REF
Café/Coffee Shop	46.4**	0.412, 0.517	Fair	0.081, 0.189
Convenience	37.8**	0.340, 0.418	Fair	0.178, 0.264
Restaurant	73.4**	0.703, 0.763	Good	−0.169, -0.099
Specialist Stores	60.9	0.545, 0.670	Moderate	−0.073, 0.054
Supermarket	77.2*	0.672, 0.853	Good	−0.260, -0.084
Takeaway	69.9**	0.654, 0.740	Moderate	−0.145, -0.053
*Urban/Rural*
Urban	64.6 (REF)	0.621, 0.666	Moderate	REF
Rural	50.6**	0.473, 0.539	Moderate	0.098, 0.177
*SES Quintiles*
SES-1 (Least Deprived)	49.1 (REF)	0.437, 0.546	Fair	REF
SES-2	53.7	0.485, 0.588	Moderate	−0.119, 0.027
SES-3	67.9**	0.640, 0.717	Moderate	−0.253, -0.123
SES-4	64.3**	0.604, 0.680	Moderate	−0.216, -0.087
SES-5 (Most Deprived)	54.7	0.508, 0.584	Moderate	−0.120, 0.010

^a Significant difference (Fisher’s Exact, **p<0.001, *p<0.05) between food outlet category/area type and reference category (REF) within food outlet category/area type.
^b Paquet et al’s sensitivity category cut-offs: ‘poor’ <30%; ‘fair’ 31-50%; ‘moderate’ 51-70%; ‘good’ 71-90%; ‘excellent’ >91%.

ISSN: 1476-072X