Table 4 Cluster description by use of nutrition app functionalities (N = 761)

Nutrition diary

4.84^a

4.81^a

4.77^a

4.54^b

Barcode scanner

4.04^a

3.97^a

3.90^ab

3.69^b

Display recently used foods

4.49^a

4.41^a

4.43^a

4.16^b

Visual display of own progress

3.91^a

3.78^a

3.85^a

3.52^b

Edit personal profile

2.23^a

2.18^a

2.74^b

1.93^c

Set or change nutritional goals

3.14^a

2.99^ab

3.40^c

2.81^b

Analysis of calorie intake

4.38^a

3.96^b

4.02^b

3.88^b

Reminder signal

2.41^ab

2.59^ab

2.75^a

2.21^b

Step counter

3.64

3.61

3.51

3.77

Network with friends

1.82^ac

2.03^a

3.16^b

1.58^c

Messages

1.84^a

1.86^a

2.46^b

1.53^c

Connect with other devices

3.88

3.86

3.98

3.63

Edit privacy setting

2.77^ab

2.70^ab

2.99^a

2.44^b

Edit own foods or meals

3.17^a

3.14^a

3.37^a

2.82^b

Push messages

2.31^a

2.11^a

2.85^b

2.00^a

Help pages

1.65^ab

1.59^ab

1.79^a

1.45^b