Who is most likely to have prevalent coronary heart disease? Test if there are significant differences in the following risk factors between persons with and without prevalent coronary heart disease (CHD). Summarize the statistical results in the table below and then compare risk factors in persons with and without prevalent CHD. Patient Characteristic* History of CHD (n = 194) No History of CHD (n = 4240) p-value* Age, years 57.48 (7.42) 49.58 (8.57) <0.001 Systolic blood pressure, mmHg 145 (27.03) 132.4 (22.03) <0.001 Diastolic blood pressure, mmHg 87.14 (14.33) 82.9 (11.91) <0.001 Total serum cholesterol, mg/dL 241.2 (45.61) 236.7 (44.59) 0.0486 Body mass index 26.83 (4.45) 25.8 (4.08) <0.001 * Mean (Standard deviation). P-values are based on two independent samples t tests.
- Who is most likely to have prevalent coronary heart disease?
Test if there are significant differences in the following risk factors between persons with and without prevalent coronary heart disease (CHD). Summarize the statistical results in the table below and then compare risk factors in persons with and without prevalent CHD.
Patient Characteristic* |
History of CHD |
No History of CHD (n = 4240) |
p-value* |
Age, years |
57.48 (7.42) |
49.58 (8.57) |
<0.001 |
Systolic blood pressure, mmHg |
145 (27.03) |
132.4 (22.03) |
<0.001 |
Diastolic blood pressure, mmHg |
87.14 (14.33) |
82.9 (11.91) |
<0.001 |
Total serum cholesterol, mg/dL |
241.2 (45.61) |
236.7 (44.59) |
0.0486 |
Body mass index |
26.83 (4.45) |
25.8 (4.08) |
<0.001 |
* Mean (Standard deviation). P-values are based on two independent samples t tests.
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