Table 1: The demographic and clinical risk factors of the participants.

CHD+ve () CHD−ve () Test statistics McNemar (unless indicated) Age 65.24 (14.51) 65.40 (13.86) NS Gender        1: male 27 27 NS  2: female 23 23   Employment status        1: full time, part time 17 15 NS  2: retired/housewife/unemployed 33 35   BMI 25.13 (5.02) 24.42 (4.19) NS Comorbid illness        0: no 29 30 NS  1: yes 21 20   Smoking status        1: never 28 39 0.019  2: ex-smoker, current smoker 22 11   Family history on MI        1: no 37 42 NS  2: yes 13 8   Mean arterial pressure (MAP): diastolic BP + (systolic − diastolic BP)/3 89.32 (9.61) 93.25 (9.27) (Paired -test) , ,

NS: nonsignificant.