Table 1.

Location of commuter walk-in centres.

	In London			Out of London
Site	A	B	C	D	E	F
Distance from train station, miles	<0.5	<0.5	<0.5	<0.5	<0.5	<0.5
On the main commuter flow	No	Yes	Yes	No	Yes	Yes
Number of pedestrians passing centre in three 15-minute periods	190	1115	554	161	1215	1559
Visible signage in train station	No	Yes	No	No	No	No
Near or in area of worker density	Yes	Yes	Yes	No	Yes	Yes