Table 1.
Demographic details and clinical data of patients with medical records of risk factors (obtained during clinical history taking, examination, and assessment). Values are numbers (percentages) unless stated otherwise
| Characteristic
|
Previous myocardial infarction (n=244)
|
Angina (n=321)
|
Hypertension (n=388)
|
Diabetes (n=208)
|
|---|---|---|---|---|
| Mean (SD) age (years) | 67.3 (9.5) | 68.0 (9.7) | 65.7 (9.5) | 66.5 (9.9) |
| Sex (male:female) | 153:91 | 173:148 | 197:191 | 111:97 |
| Ever smoked | 181 (74.2) | 209 (65.1) | 236 (60.8) | 122 (58.7) |
| Current smoker | 36 (14.8) | 35 (10.9) | 52 (13.4) | 24 (11.5) |
| Non-white | 4 (1.6) | 7 (2.2) | 21 (5.4) | 23 (11.1) |
| Patient reported history of myocardial infarction | 223 (91.4) | 112 (34.9) | 42 (10.8) | 35 (16.8) |
| Patient reported history of angina | 128 (52.5) | 258 (80.4) | 62 (16.0) | 49 (23.6) |
| Patient reported history of hypertension | 96 (39.3) | 147 (45.8) | 365 (94.1) | 100 (48.1) |
| Patient reported history of diabetes | 31 (12.7) | 29 (9.0) | 43 (11.1) | 204 (98.1) |
| Family history of myocardial infarction (age <65) | 74 (30.3) | 99 (30.8) | 103 (26.5) | 47 (22.6) |
| Mean (SD) height (m) | 1.67 (0.10) | 1.66 (0.09) | 1.67 (0.09) | 1.66 (0.10) |
| Mean (SD) weight (kg) | 76.4 (13.3) | 75.2 (13.9) | 76.6 (14.6) | 77.3 (14.9) |
| Mean (SD) heart rate | 68 (15) | 68 (15) | 71 (15) | 77 (13) |
| Mean (SD) forced expiratory volume in 1 second (l) | 2.09 (0.76) | 2.03 (0.69) | 2.11 (0.70) | 2.10 (0.74) |
| Mean (SD) forced vital capacity (l) | 2.53 (0.89) | 2.43 (0.78) | 2.49 (0.78) | 2.46 (0.87) |
| Drugs prescribed: | ||||
| Angiotensin converting enzyme inhibitors | 61 (25.0) | 47 (14.6) | 93 (24.0) | 57 (27.4) |
| Diuretics | 89 (36.5) | 88 (27.4) | 148 (38.1) | 64 (30.8) |
| β blockers | 80 (32.8) | 103 (32.1) | 126 (32.5) | 20 (9.6) |
| Calcium antagonists | 70 (28.7) | 143 (44.5) | 130 (33.5) | 49 (23.6) |
| Aspirin | 170 (69.7) | 173 (53.9) | 75 (19.3) | 48 (23.1) |
| Digoxin | 18 (7.4) | 16 (5.0) | 9 (2.3) | 14 (6.7) |
| Mean (SD) systolic blood pressure (mm Hg) | 149 (24) | 153 (22) | 164 (21) | 156 (23) |
| Mean (SD) diastolic blood pressure (mm Hg) | 81 (10) | 83 (10) | 91 (12) | 84 (11) |
| New York Heart Association functional class: | ||||
| Class I | 129 (52.9) | 149 (46.4) | 278 (71.6) | 127 (61.1) |
| Class II | 79 (32.4) | 132 (41.1) | 92 (23.7) | 65 (31.3) |
| Class III | 25 (10.2) | 27 (8.4) | 10 (2.6) | 8 (3.8) |
| Class IV | 11 (4.5) | 13 (4.0) | 8 (2.1) | 8 (3.8) |
| Any electrocardiographic abnormality | 216 (88.5) | 220 (68.5) | 205 (52.8) | 126 (60.6) |