Table 1

Baseline characteristics of the participants by amount of coffee consumption at the 1st investigation of the PIVUS cohorta

Men (n = 359)

Women (n = 358)


Characteristics

Categories of coffee consumption (cupsb/day)

Categories of coffee consumption (cups/day)


0-2

3

4

>4

0-2

3

4

>4


Number of persons

82

81

85

111

92

110

76

80

Mean age at baseline (years)

72.0 ± 0.8

71.8 ± 0.9

71.8 ± 0.8

72.0 ± 0.8

72.1 ± 0.9

72.1 ± 0.9

72.1 ± 0.8

72.2 ± 0.9

Calcium intake (mg/day)

850 ± 323

949 ± 306

1059 ± 392

1118 ± 365

852 ± 260

912 ± 263

962 ± 267

1011 ± 319

Vitamin D intake (μg/day)

5.7 ± 2.1

5.9 ± 2.0

6.4 ± 2.2

7.1 ± 2.9

5.0 ± 1.8

5.1 ± 1.6

5.8 ± 1.8

5.5 ± 2.1

Vitamin A intake (mg/day)

0.78 ± 0.53

1.0 ± 0.70

0.95 ± 0.64

1.10 ± 0.76

0.78 ± 0.69

0.81 ± 0.53

0.91 ± 0.65

0.84 ± 0.57

Energy intake (kcal/day)

1830 ± 452

1953 ± 421

2102 ± 510

2308 ± 591

1557 ± 404

1698 ± 352

1812 ± 370

1834 ± 457

Weight (kg)

83.9 ± 11.9

80.6 ± 10.3

84.6 ± 14.8

82.8 ± 12.8

68.7 ± 14.5

70.0 ± 13.0

70.2 ± 13.3

69.2 ± 11.8

Height (cm)

175.4 ± 6.0

175.6 ± 5.7

176.3 ± 6.6

175.3 ± 6.8

161.4 ± 6.0

161.3 ± 5.5

161.6 ± 5.2

161.7 ± 5.7

Body mass index (kg/m2)

27.3 ± 3.7

26.2 ± 3.3

27.2 ± 4.2

26.9 ± 3.7

26.4 ± 5.5

26.9 ± 4.4

26.9 ± 5.1

26.5 ± 4.4

Alcohol use (g/day)

11.0 ± 10.0

7.7 ± 7.5

9.5 ± 9.7

8.3 ± 8.7

5.0 ± 5.7

4.1 ± 4.6

4.8 ± 4.8

4.1 ± 4.7

Smoking status

Never

34/82 (41)

42/81 (52)

32/85 (38)

49/111 (44)

49/92 (53)

58/110 (53)

48/76 (63)

37/80 (46)

Current

3/82 (4)

6/81 (7)

5/85 (6)

15/111 (14)

10/92 (11)

10/110 (9)

7/76 (9)

14/80 (18)

Former

45/82 (55)

33/81 (41)

48/85 (56)

46/111 (41)

33/92 (36)

42/110 (32)

21/76 (28)

29/80 (36)

Levels of physical activity

Low

9/82 (11)

1/81 (1)

4/85 (5)

12/111 (11)

9/92 (10)

5/110 (5)

3/76 (4)

3/80 (4)

Medium

37/82 (45)

41/81 (51)

46/85 (54)

52/111 (47)

46/92 (50)

56/110 (51)

35/76 (46)

39/80 (49)

High

35/82 (43)

38/81 (47)

31/85 (36)

45/111 (41)

37/92 (40)

46/110 (42)

35/76 (46)

34/80 (43)


a All values are mean ± SD (continuous variables) or frequencies (categorical variables). Values in parentheses are frequencies expressed in percent. b The volume of one cup of coffee is 150 mL

Hallström et al. Nutrition & Metabolism 2010 7:12   doi:10.1186/1743-7075-7-12

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