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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.