Table 3.
Descriptive statistics. Continuous variables are expressed as mean ± standard deviation. Categorical variables are expressed as count. Actual sample size (thus excluding missing cases) is indicated for each entry.
| Population features | MI | Controls |
|---|---|---|
| Total individuals acquired via MR | 300 | 300 |
| Gender | M = 238; F = 60; n = 298 | M = 161; F = 139; n = 300 |
| Age (years) | 62.8 ± 10.7; n = 300 | 61 ± 9.7; n = 300 |
| Systolic blood pressure (mmHg) | 127.5 ± 20.13; n = 224 | 125.6 ± 23.6; n = 300 |
| Diastolic blood pressure (mmHg) | 73.9 ± 11.3; n = 223 | 71.5 ± 10.3; n = 300 |
| Height (cm) | 173.8 ± 9.8; n = 300 | 166 ± 9.7; n = 300 |
| Weight (kg) | 90.1 ± 19.1; n = 300 | 77.5 ± 16.0; n = 300 |
| Heart rate (beats/s) | 67.2 ± 12.3; n = 251 | 62.5 ± 9.9; n = 297 |
| ED Volume (ml) | 196.3 ± 52.9; n = 300 | 126.24 ± 26.3; n = 244 |
| ES Volume (ml) | 118.6 ± 48.9; n = 300 | 48 ± 16; n = 244 |
| Ejection fraction (%) | 41.3 ± 10.9; n = 300 | 62.4 ± 7.2; n = 244 |
| Body mass index (kg/m2) | 29.7 ± 5.6; n = 300 | 28.0 ± 5; n = 244 |
| Body surface area (Du Bois formula) | 2.0 ± 0.2; n = 300 | 1.84 ± 0.2; n = 244 |