Lisbon’s Establishment-based Freight Survey: revealing retail establishments’ characteristics, goods ordering and delivery processes

European Transport Research Review

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Table 3 Delivery duration, commodities, establishment size and supply chain correlations

Variable 1	Variable 2	Correlation (V1 and V2)
Total number of Weekly Deliveries	Category 1 – Specialized foodstuffs	0.113**
	Category 2 – Non-specialized foodstuffs	0.097*
	Category 3 – Personal usage articles	−0.432**
	Category 4 – Culture and leisure	−0.197**
	Category 5 – Various	−0.005
	Category 6 – Home appliances	−0.138**
	Category 7 – Non-specialized	−0.071
	Category 8 – Health and hygiene	0.145**
	Category 9 – Repairs	−0.025
	Category 10 – Food and drinks	0.436**
	“Sales” area	0.109**
	Warehouse area	0.163**
	Not having a warehouse	−0.245**
	Frontage width	0.116**
	Employees	0.449**
Total number of Weekly Deliveries	Time gap between orders	−0.671**
	Daily ordering	0.559**
	Number of Suppliers	0.404**
Commodity Weight	Commodity Volume	0.649**
Quantity of Commodities	Total no. of Weekly deliveries	0.699**
	Employees	0.511**
	Urgency	−0.419**
	Time gap between orders	−0.577**
	One day between orders	0.489**
	Origin is “wholesaler”/ is “producer”	0.483/−0.404
	Delivery duration	0.276**
Employees	Sales area	0.422**