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Table 1 Baseline characteristics of all participants and by respondence status

From: Effects of behavioral performance, intrinsic reward value, and context stability on the formation of a higher-order nutrition habit: an intensive longitudinal diary study

Variable

All (N = 253)

Non-responder (n = 54)

Responder (n = 199)

p

Sex (female), n (%)

220 (86.96)

47 (87.04)

173 (86.93)

.388

  NA

7 (2.77)

0 (0.00)

7 (3.52)

 

Age (years), M (SD)

36.90 (12.99)

36.20 (13.05)

37.10 (13.00)

.657

Educational level, n (%)

   

.089

  Low (ISCED levels 0–2)

69 (27.27)

21 (38.89)

48 (24.12)

 

  Medium (ISCED levels 3–4)

110 (43.48)

21 (38.89)

89 (44.72)

 

  High (ISCED levels 5–8)

74 (29.25)

12 (22.22)

62 (31.16)

 

  NA

0 (0.00)

0 (0.00)

0 (0.00)

 

Employment, n (%)

   

.150

  Not employed

60 (23.72)

17 (31.48)

43 (21.61)

 

  Employed

193 (76.28)

37 (68.52)

156 (78.39)

 

BMI (kg/m^2), M (SD)

27.70 (6.70)

28.23 (7.99)

27.56 (6.30)

.580

Food intolerance (yes), n (%)

48 (18.97)

9 (16.67)

39 (19.60)

.273

  NA

1 (0.40)

1 (1.85)

0 (0.00)

 

Diet

   

.282

  Omnivore

168 (66.40)

40 (74.07)

128 (64.32)

 

  Vegan

8 (3.16)

2 (3.70)

6 (3.02)

 

  Vegetarian

33 (13.04)

7 (12.96)

26 (13.07)

 

  Pescetarian

18 (7.11)

2 (3.70)

16 (8.04)

 

  Paleo diet

2 (0.79)

0 (0.00)

2 (1.01)

 

  Other

23 (9.09)

2 (3.70)

21 (10.55)

 

  NA

1 (0.40)

1 (1.85)

0 (0.00)

 

Frequency of dinner per week, M (SD)

6.43 (1.39)

6.15 (1.65)

6.50 (1.30)

.154

Health consciousness, M (SD)

3.70 (0.64)

3.53 (0.62)

3.75 (0.63)

.029

Context stability, M (SD)

0.63 (0.18)

0.61 (0.20)

0.63 (0.17)

.454

Daily vegetable portions, M (SD)

1.68 (1.31)

1.73 (1.75)

1.67 (1.17)

.822

Daily fruit portions, M (SD)

1.34 (1.42)

1.75 (2.06)

1.24 (1.20)

.090

  1. Note. Participants were categorized as responders when they answered at least one daily survey. NA = missing values. BMI = body mass index (kg/m^2). ISCED = International Standard Classification of Education [45]. Educational level was aggregated according to recommendations by Eurostat [46]