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Table 1 Selected age-adjusted baseline characteristics among adults aged > = 20 years, by mortality status, National Health and Nutrition Examination Survey 1999-2002

From: Combined television viewing and computer use and mortality from all-causes and diseases of the circulatory system among adults in the United States

 

Total (N = 7350)

Deceased (N = 542)

Survivors (N = 6808)

 

Characteristics

Mean or% (95% CI)

Mean or% (95% CI)

Mean or% (95% CI)

P

Age (years)

45.3 (44.6, 46.0)

66.9 (64.7, 69.0)

44.3 (43.6, 45.0)

< 0.001

Men,%

49.2 (48.1, 50.2)

64.3 (51.5, 75.3)

48.6 (47.4, 49.7)

0.013

Whites,%

73.3 (69.4, 76.8)

63.5 (53.0, 72.9)

73.4 (69.5, 77.0)

0.050

> High school,%

53.1 (50.2, 56.0)

32.2 (23.1, 42.9)

53.7 (50.8, 56.6)

< 0.001

Current smoker,%

24.1 (22.2, 26.1)

33.7 (23.9, 45.1)

23.5 (21.6, 25.6)

0.075

Leisure-time physical activity (min/month)

321.1 (285.1, 357.2)

310.3 (6.6, 613.9)

326.3 (289.6, 362.9)

0.914

Alcohol intake (g)

11.6 (10.1, 13.1)

10.6 (2.9, 18.3)

11.6 (10.1, 13.2)

0.775

Healthy Eating Index score

63.7 (62.9, 64.5)

58.9 (56.8, 60.9)

63.9 (63.0, 64.7)

< 0.001

Body mass index (kg/m2)

27.9 (27.6, 28.2)

29.3 (27.5, 31.0)

27.9 (27.6, 28.2)

0.138

Systolic blood pressure (mm Hg)

123.1 (122.3, 123.9)

122.8 (119.0, 126.6)

123.0 (122.2, 123.8)

0.926

High-density lipoprotein cholesterol (mg/dl)

50.9 (50.1, 51.7)

46.5 (43.7, 49.3)

50.9 (50.2, 51.7)

0.002

Non-high-density lipoprotein cholesterol (mg/dl)

152.2 (150.0, 154.3)

167.3 (147.1, 187.4)

151.9 (149.8, 154.1)

0.130

HbA1c (%)

5.4 (5.4, 5.5)

5.9 (5.6, 6.3)

5.4 (5.4, 5.5)

0.006

Excellent or very good health,%

54.7 (52.5, 56.9)

33.3 (24.8, 43.2)

55.8 (53.6, 58.0)

< 0.001

Health insurance coverage,%

82.6 (80.8, 84.4)

80.4 (68.7, 88.4)

82.8 (80.9, 84.5)

0.637

Diagnosed diabetes,%

6.3 (5.7, 7.1)

16.1 (10.8, 23.2)

5.9 (5.1, 6.8)

0.003

History of cardiovascular disease,%

8.3 (7.5, 9.3)

26.3 (17.7, 37.3)

7.4 (6.6, 8.4)

0.001

History of cancer,%

7.9 (7.2, 8.7)

13.3 (8.9, 19.6)

7.5 (6.8, 8.4)

0.038

Screen time (hours per day)

   

0.025

   < 1

12.7 (11.5, 14.0)

5.8 (3.0, 11.0)

12.8 (11.6, 14.1)

 

   1

16.4 (15.5, 17.3)

10.2 (5.4, 18.3)

16.5 (15.6, 17.3)

 

   2

27.8 (26.1, 29.5)

34.7 (26.0, 44.6)

28.0 (26.3, 29.7)

 

   3

18.7 (17.6, 19.9)

20.7 (11.1, 35.4)

18.6 (17.3, 19.9)

 

   4

10.9 (10.1, 11.9)

7.1 (4.0, 12.3)

11.0 (10.2, 12.0)

 

   > = 5

13.5 (12.6, 14.4)

21.5 (13.8, 32.0)

13.1 (12.3, 14.1)