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Table 1 Association of physical component summary (PCS) quintile with demographics, life-style and health-related factors (n =20,308)

From: Self-perceived physical health predicts cardiovascular disease incidence and death among postmenopausal women

 

Physical component summary quintile

 
 

Q1 0–40.1 (n = 4062)

Q2 40.2 - 48.3 (n = 4061)

Q3 48.4 - 52.6 (n = 4058)

Q4 52.7 - 55.9 (n = 4066)

Q5 56–75 (n = 4061)

 

Baseline variable

Mean (sd) or percent

Mean (sd) or percent

Mean (sd) or percent

Mean (sd) or percent

Mean (sd) or percent

p-value

Agea

64.4 (7.0)

63.7 (7.0)

62.9 (6.8)

62.3(6.8)

60.9(6.5)

<0.0001

Age (category)

     

<0.0001

  50–59

26.4

29.2

32.6

36.1

44.2

 

  60–69

47.9

48.3

48.7

47.7

44.2

 

  70-80

25.7

22.5

18.7

16.2

11.6

 

Ethnicity

     

<0.0001

  White

79.3

81.3

82.7

83.9

84.9

 

  African American

13.7

11.1

9.6

8.3

6.7

 

  Hispanic/Latino

3.5

3.2

3.2

3.1

3.4

 

  Asian/PI

1.4

2.6

2.7

3.0

3.2

 

  AI/AN

0.5

0.4

0.3

0.4

0.3

 

  Other

1.3

1.3

1.3

1.1

1.3

 

Marital Status

     

<0.0001

  Never married

4.1

3.9

4.2

4.0

4.0

 

  Divorced/widowed

37.8

34.2

30.6

29.7

31.8

 

  Currently married

58.1

61.8

65.2

66.3

64.2

 

Education

     

<0.0001

  < high-school

7.8

5.7

4.1

3.5

2.9

 

  High-school

20.6

20.4

19.3

16.9

15.8

 

  Some-college

43.8

40.0

39.7

38.0

35.8

 

  College-graduate

27.7

33.9

36.8

41.6

45.4

 

BMI( kg/m2)a

31.8(7.0)

29.7(5.9)

28.6(5.4)

27.6(5.2)

26.6(4.5)

<0.0001

BMI (category)

     

<0.0001

  <25

16.4

22.7

27.0

34.4

40.2

 

  25–29.9

27.8

34.2

38.4

38.5

39.5

 

  ≥ 30

55.8

43.1

34.6

27.1

20.3

 

Physical activity (MET/wk)

     

<0.0001

  < 90

36.4

26.7

22.7

17.0

16.2

 

  90–449

31.1

31.0

28.6

27.4

23.6

 

  450–600

17.7

21.5

22.9

23.5

21.9

 

  > 600

14.8

20.8

25.8

32.1

38.2

 

FV

     

0.009

  <3 servings/d

43.3

41.3

40.0

39.9

41.5

 

  3–5 servings/d

34.5

35.8

37.3

36.2

35.8

 

  5+ servings/d

22.2

22.9

22.7

23.8

22.6

 

Pack-yearsa

12.1 (20.6)

10.3(18.4)

9.7(17.7)

8.5(15.7)

8.8(16.0)

<0.0001

Smoking status

     

0.10

  Never Smoked

51.6

53.5

54.4

55.1

52.9

 

  Past Smoker

40.3

38.7

38.2

37.9

39.5

 

  Current Smoker

8.2

7.9

7.5

7.0

7.6

 

Alcohol intake

     

<0.0001

  Non drinker

12.1

11.9

11.7

9.0

8.1

 

  Past drinker

27.7

21.0

16.6

15.0

13.8

 

  Current drinker

60.2

67.1

71.7

76.0

78.1

 

Diabetes = Yes

12.6

8.2

6.3

3.7

2.2

<0.0001

COPD = yes

16.3

11.8

8.7

7.1

5.4

<0.0001

Arthritis = yes

73.8

57.9

44.2

32.6

23.2

<0.0001

CVD = Yes

27.1

19.2

15.0

11.2

9.1

<0.0001

Ever Cancer = yes

6.2

4.7

3.9

3.6

3.6

<0.0001

HTN = yes

50.8

40.6

35.6

28.8

20.7

<0.0001

Systolic BP a

131.3(17.5)

129.6(17.5)

128.8(17.7)

126.7(17.0)

123.9(16.6)

<0.0001

Diastolic BP a

76.3(9.4)

75.9(9.1)

76.2(9.2)

75.8(8.9)

75.1(8.7)

<0.0001

MCS a

54.1(9.3)

53.6(8.1)

53.9(7.2)

54.2(6.5)

50.5(9.5)

<0.0001

  1. a Data are presented as mean (SD); all other data are presented as percent per quintile.
  2. PI = Pacific Islander, AI = American Indian, AN = Alaskan Native, BMI = body mass index, BP = blood pressure, COPD = Chronic obstructive pulmonary disease (asthma or emphysema), CVD = cardiovascular diseases, FV = fruits and vegetables, HTN = hypertension, MCS = Mental component summary, MET = Metabolic equivalent of task, Q = quintile, SD = standard deviation.