Table 1

Baseline characteristics of all participants, and of cases with incident MI and incident CHD

Characteristics
All participants
MI cases
P value
CHD cases
P value

Number
6251
412
-
588
-
Age, mean (SD), y
69.5 (9.1)
70.3 (7.8)
0.02
68.6 (7.4)
0.23
Men, (%)
40.4
58.7
<0.001
61.2
<0.001
Body mass index, mean (SD), kg/m2
26.3 (3.7)
26.3 (3.5)
0.29
26.3 (3.4)
0.07
Waist circumference, mean (SD), cm
90.5 (11.2)
91.9 (10.0)
0.89
92.2 (10.2)
0.33
Systolic blood pressure, mean (SD), mm Hg
139.3 (22.2)
142.3 (21.9)
0.01
141.3 (21.7)
0.004
Diastolic blood pressure, mean (SD), mm Hg
73.7 (11.5)
73.7 (11.5)
0.77
73.7 (11.3)
0.38
Hypertension, (%)
34.3
40.6
0.006
40.2
0.002
Diabetes, (%)
10.5
17.0
<0.001
15.8
<0.001
Total cholesterol, mean (SD), mmol/L
6.6 (1.2)
6.9 (1.2)
<0.001
6.9 (1.2)
<0.001
HDL cholesterol, mean (SD), mmol/L
1.3 (0.4)
1.2 (0.3)
<0.001
1.2 (0.3)
<0.001
Current smoker, (%)
22.8
26.0
<0.001
27.1
<0.001
Former smoker, (%)
41.5
49.5

51.5


Dehghan et al. BMC Medicine 2008 6:30   doi:10.1186/1741-7015-6-30