Table 4 Participants’ self-reported knowledge, awareness, and interest towards menu calorie information on online food ordering application (n = 419)

Total

207

212

91

195

133

102

188

129

Gender

Male (n = 71)

Female (n = 348)

40 (56.3)

167 (48.0)

31 (43.7)

181 (52.0)

14 (19.7)

77 (22.1)

24 (33.8)

171 (49.1)

33 (46.5)

100 (28.7)

20 (28.2)

82 (23.6)

32 (45.1)

156 (44.8)

19 (26.8)

110 (31.6)

p-value

0.200*

0.011*

0.617*

Age in years

Mean ± SD

31.77 ± 11.83

28.63 ± 8.73

32.70 ± 12.62

27.94 ± 8.68

31.74 ± 10.70

31.92 ± 11.77

28.82 ± 8.87

30.78 ± 11.36

p-value

0.002**

< 0.001***

0.040***

Marital status

Single (n = 257)

Married (n = 145)

Divorced (n = 10)

Widowed (n = 7)

115 (44.7)

81 (55.9)

6 (60.0)

5 (71.4)

142 (55.3)

64 (44.1)

4 (40.0)

2 (28.6)

47 (18.3)

39 (26.9)

3 (30.0)

2 (28.6)

133 (51.7)

56 (38.6)

5 (50.0)

1 (14.3)

77 (30.0)

50 (34.5)

2 (20.0)

4 (57.1)

58 (22.6)

40 (27.6)

2 (20.0)

2 (28.6)

124 (48.2)

59 (40.7)

5 (50.0)

0 (0.0)

75 (29.2)

46 (31.7)

3 (30.0)

5 (41.7)

p-value

0.091*

0.084*

0.146*

Job status

Student (n = 140)

Employed (n = 155)

Unemployed (n = 101)

Self-employed (n = 8)

Retired (n = 15)

13 (81.2)

55 (70.5)

124 (44.8)

15 (31.3)

147 (51.6)

5 (41.7)

7 (38.9)

42 (50.0)

11 (55.0)

26 (18.6)

36 (23.2)

23 (22.8)

0 (0.0)

6 (40.0)

73 (52.1)

67 (43.2)

45 (44.6)

7 (87.5)

3 (20.0)

41 (29.3)

52 (33.5)

33 (32.7)

1 (12.5)

6 (40.0)

26 (18.6)

42 (27.1)

25 (24.8)

3 (37.5)

6 (40.0)

61 (43.6)

82 (52.9)

42 (41.6)

1 (12.5)

2 (13.3)

53 (37.9)

31 (20.0)

34 (33.7)

4 (50.0)

7 (46.7)

p-value

< 0.001*

0.107*

0.004*

Field of study

Nutrition/food sciences (n = 75)

Medical (n = 92)

Science (n = 41)

Literacy (n = 42)

Management (n = 69)

Non-specific (n = 32)

Others (n = 68)

8 (10.7)

31 (33.7)

24 (58.5)

27 (64.3)

42 (60.9)

27 (84.4)

48 (70.6)

67 (89.3)

61 (66.3)

17 (41.5)

15 (35.7)

27 (39.1)

5 (15.6)

20 (29.4)

14 (18.7)

16 (17.4)

8 (19.5)

14 (33.3)

13 (18.8)

9 (28.1)

17 (25.0)

41 (54.6)

43 (46.7)

19 (46.3)

17 (40.5)

35 (50.7)

13 (40.6)

27 (39.7)

20 (26.7)

33 (35.9)

14 (34.1)

11 (26.2)

21 (30.4)

10 (31.3)

24 (35.3)

17 (22.7)

17 (18.5)

5 (12.2)

12 (28.6)

19 (27.5)

8 (25.0)

24 (35.2)

42 (56.0)

48 (52.2)

22 (53.7)

18 (42.8)

28 (40.6)

8 (25.0)

22 (32.4)

16 (21.3)

27 (29.3)

14 (34.1)

12 (28.6)

22 (31.9)

16 (50.0)

22 (33.4)

p-value

< 0.001*

0.660*

0.023*

Monthly income, SR (US dollars)

< 2000 (< 533$ USD) (n = 146)

2000–5000(533–1333$ USD) (n = 104)

5001–7000(1334–1866$ USD) (n = 44)

7001–10,000(1867–2666$ USD) (n = 27)

> 10,000 (> 2666$ USD) (n = 98)

78 (53.4)

48 (46.2)

20 (45.5)

18 (66.7)

43 (43.9)

68 (46.6)

56 (53.8)

24 (54.5)

9 (33.3)

55 (56.1)

33 (22.6)

19 (18.3)

10 (22.7)

5 (18.5)

24 (24.5)

72 (49.3)

55 (52.9)

16 (36.4)

13 (48.2)

39 (39.8)

41 (28.1)

30 (28.8)

18 (40.9)

9 (33.3)

35 (35.7)

38 (26.0)

24 (23.1)

10 (22.7)

10 (37.0)

20 (20.4)

59 (40.4)

48 (46.2)

17 (38.6)

10 (37.0)

54 (55.1)

49 (33.6)

32 (30.8)

17 (38.6)

7 (25.9)

24 (24.5)

p-value

0.194*

0.561*

0.331*

Body mass index

Underweight (n = 31)

Normal (n = 215)

Overweight (n = 106)

Obesity (n = 67)

15 (48.4)

95 (44.2)

51 (48.1)

46 (68.7)

16 (51.6)

120 (55.8)

55 (51.9)

21 (31.3)

6 (19.4)

42 (19.5)

27 (25.5)

16 (23.9)

17 (54.8)

103 (47.9)

48 (45.3)

27 (40.3)

8 (25.8)

70 (32.6)

31 (29.2)

24 (35.8)

6 (19.4)

52 (24.2)

24 (22.6)

20 (29.9)

12 (38.7)

100 (46.5)

46 (43.4)

30 (44.7)

13 (41.9)

63 (29.3)

36 (34.0)

17 (25.4)

p-value

0.006*

0.747*

0.661*