Skip to main content

Table 2 Customer characteristics of shoppers and the number of shoppers within specific food groups (ntotal=11,775)

From: Nudging customers towards healthier food and beverage purchases in a real-life online supermarket: a multi-arm randomized controlled trial

 

Arm 1

Arm 2

Arm 3

Arm 4

(n=2992)

(n=2864)

(n=2976)

(n=2943)

Females, n (%)a

1931

(64.5)

1847

(64.5)

1989

(66.8)

2018

(68.6)

Age, mean (SD)b

56.5

(17.4)

57.0

(17.6)

56.8

(17.5)

55.9

(17.4)

Shoppers from deprived areas, n (%)

1503

(50.2)

1466

(51.2)

1494

(50.2)

1423

(48.4)

Total grams purchased, median (IQR)

21,766

(17,679)

21,172

(17,576)

21,275

(16,440)

21,995

(17,626)

Shoppers within food groups, n (%)

 Fruits

2179

(72.8)

2100

(73.3)

2148

(72.2)

2120

(72.0)

 Vegetables

2309

(77.2)

2235

(78.0)

2324

(78.1)

2292

(77.9)

 Breads

1796

(60.0)

1761

(61.5)

1848

(62.1)

1811

(61.5)

 Bread substitutes

1038

(34.7)

980

(34.2)

1011

(34.0)

977

(33.2)

 Potatoes

1202

(40.2)

1114

(38.9)

1067

(35.9)

1151

(39.1)

 Pasta and rice

773

(25.8)

795

(27.8)

784

(26.3)

832

(28.3)

 Teas and coffees

1163

(38.9)

1213

(42.4)

1193

(40.1)

1148

(39.0)

 Sodas, waters and juices

1955

(65.3)

1828

(63.8)

1914

(64.3)

1939

(65.9)

 Cheeses

1759

(58.8)

1745

(60.9)

1739

(58.4)

1778

(60.4)

 Milk and yogurt products

2623

(87.7)

2493

(87.0)

2590

(87.0)

2572

(87.4)

 Meats

2558

(85.5)

2465

(86.1)

2556

(85.9)

2463

(83.7)

 Fish

721

(24.1)

660

(23.0)

683

(23.0)

701

(23.8)

 Legumes

520

(17.4)

569

(19.9)

537

(18.0)

574

(19.5)

 Nuts

779

(26.0)

805

(28.1)

846

(28.4)

846

(28.7)

 Fats

1502

(50.2)

1480

(51.7)

1488

(50.0)

1457

(49.5)

 Other foods

2526

(84.4)

2472

(86.3)

2552

(85.8)

2529

(85.9)

 Savory snacks

1589

(53.1)

1510

(52.7)

1603

(53.9)

1613

(54.8)

 Sweet snacks

2186

(73.1)

2057

(71.8)

2101

(70.6)

2098

(71.3)

 Alcoholic drinks

1001

(33.5)

1002

(35.0)

1112

(37.4)

1078

(36.6)

  1. a3 missing values; b69 missing values