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Table 1 General demographic characteristics of study population by tertiles of DCI.

From: Dietary caffeine intake is associated with favorable metabolic profile among apparently healthy overweight and obese individuals

Variables

N

Mean

SD

P- value

Age (y)

1st (55.46–67.98 mg)

162

41.08

9.79

0.767

2nd (156.43–168.04 mg)

163

40.61

8.63

3rd (333.94–412.12 mg)

163

40.18

9.18

Gender [% male]

1st (55.46–67.98 mg)

162

87

66.1

0.068

2nd (156.43–168.04 mg)

163

92

60.9

3rd (333.94–412.12 mg)

163

164

53.5

BMI (kg/m2)

1st (55.46–67.98 mg)

162

32.47

5.52

0.690

2nd (156.43–168.04 mg)

163

32.56

4.47

3rd (333.94–412.12 mg)

163

32.99

4.40

FM (%)

1st (55.46–67.98 mg)

162

36.60

9.89

0.010

2nd (156.43–168.04 mg)

163

33.98

8.99

3rd (333.94–412.12 mg)

163

31.63

8.18

FFM (%)

1st (55.46–67.98 mg)

162

58.08

11.55

0.013

2nd (156.43–168.04 mg)

163

63.39

12.68

3rd (333.94–412.12 mg)

163

64.31

12.05

WC (cm)

1st (55.46–67.98 mg)

162

106.55

10.10

0.98

2nd (156.43–168.04 mg)

163

107.84

9.41

3rd (333.94–412.12 mg)

163

107.67

8.96

BMI (kg/m2)

1st (55.46–67.98 mg)

162

32.47

5.52

0.690

2nd (156.43–168.04 mg)

163

32.56

4.47

3rd (333.94–412.12 mg)

163

32.99

4.40

SES score

1st (55.46–67.98 mg)

162

9.54

2.78

0.233

2nd (156.43–168.04 mg)

163

9.90

2.24

3rd (333.94–412.12 mg)

163

10.31

2.49

DASS

1st (55.46–67.98 mg)

162

20.60

10.60

0.583

2nd (156.43–168.04 mg)

163

18.91

11.47

3rd (333.94–412.12 mg)

163

20.89

12.31

Appetite

1st (55.46–67.98 mg)

162

32.05

9.37

0.027

2nd (156.43–168.04 mg)

163

32.32

8.96

3rd (333.94–412.12 mg)

163

35.76

8.23

BMR (kcal)

1st (55.46–67.98 mg)

162

7365.05

1589.48

0.032

2nd (156.43–168.04 mg)

163

8054.09

1485.69

3rd (333.94–412.12 mg)

163

8045.07

1690.04

PA (Met. min/ week)

1st (55.46–67.98 mg)

162

1481.50

2423.68

0.092

2nd (156.43–168.04 mg)

163

2065.30

2595.66

3rd (333.94–412.12 mg)

163

2737.75

4036.89

  1. DCI, dietary caffeine intake, BMI, body mass index, FM, fat mass; FFM, fat free mass; WC, waist circumference; SES, socioeconomic status; DASS, Depression, Anxiety, and Stress Scale; BMR, basal metabolic rate; PA, physical activity