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Table 3 Comparison between self-reported (S) and objectively measured (M) weight status and dietary intake

From: Reliability and validity of the weight status and dietary intake measures in the COMPASS questionnaire: are the self-reported measures of body mass index (BMI) and Canada’s food guide servings robust?

 

N

S§

M

S – M

#

#

#

  

μ (SD)

μ (SD)

μ (SD)

Over

Under

Same

Weight Status (males and females)

       

 Height (cm)

139

168.90 (10.02)

169.05 (9.38)

−0.15 (4.81)

63

48

29

 Weight (kg)

139

61.84 (12.72)

64.18 (13.33)

−2.34 (3.51)

18

110

12

 Body Mass Index (kg/m2)

139

21.59 (3.48)

22.35 (3.60)

−0.76 (1.87)

16

82

42

Weight Status (males only)

       

 Height (cm)

74

173.97 (9.29)

174.07 (8.88)

−0.14 (5.17)

36

22

16

 Weight (kg)

74

65.71 (13.09)

67.68 (13.98)

−1.96 (4.11)

12

55

7

 Body Mass Index (kg/m2)

74

21.65 (3.68)

22.24 (3.76)

−0.60 (1.97)

11

41

22

Weight Status (females only)

       

 Height (cm)

65

163.50 (7.95)

163.69 (6.72)

−0.26 (4.46)

27

25

13

 Weight (kg)

65

57.55 (10.75)

60.30 (11.35)

−2.82 (2.69)

5

55

5

 Body Mass Index (kg/m2)

65

21.47 (3.26)

22.42 (3.44)

−1.00 (1.77)

4

41

20

Dietary Intake

       

 Meat and alternatives (0–5 servings)

178

1.96 (0.95)

1.81 (1.11)

0.15 (1.15)

61

22

95

 Fruits and vegetables (0–9 servings)

178

3.49 (2.31)

3.46 (2.38)

0.03 (2.26)

55

47

76

 Milk and alternatives (0–6 servings)

178

2.57 (1.46)

2.26 (1.46)

0.31 (1.37)

65

38

75

 Grain products (0–9 servings)

178

3.44 (1.88)

4.49 (2.20)

−1.05 (2.12)

29

87

62

Meeting Food Guide Recommendation

       

 Meat and alternatives a

178

0.47 (0.50)

0.40 (0.49)

0.07 (0.52)

30

18

130

 Fruits and vegetables b

178

0.10 (0.29)

0.08 (0.27)

0.02 (0.27)

8

5

165

 Milk and alternatives c

178

0.48 (0.50)

0.37 (0.48)

0.11 (0.48)

31

12

135

 Grain products d

178

0.11 (0.31)

0.24 (0.43)

−0.13 (0.41)

5

28

145

  1. § Self-reported measure at Time 2.
  2. Values were rounded to 0 decimal places (i.e., 21.59 = 22).
  3. a ≥2 servings for females, ≥3 servings for males.
  4. b ≥7 servings for females, ≥8 servings for males.
  5. c ≥3 servings for females and males.
  6. d ≥6 servings for females, ≥7 servings for males.