Table 2. Clinicopathologic feature.
| Clinical features | Healthy individuals (n=20) | HF patients (n=20) | Statistical value | P value |
|---|---|---|---|---|
| Age (years) | 51.12±6.69 | 53.27±7.03 | t=0.991 | 0.328 |
| Sex | χ2=0.960 | 0.327 | ||
| Male | 14 | 11 | ||
| Female | 6 | 9 | ||
| BMI (kg/m2) | 24.27±2.29 | 24.11±1.84 | t=0.207 | 0.837 |
| Smoking | χ2=0.440 | 0.507 | ||
| Yes | 6 | 8 | ||
| No | 14 | 12 | ||
| Alcohol consumption | χ2=1.616 | 0.204 | ||
| Yes | 9 | 13 | ||
| No | 11 | 7 | ||
| Dox | χ2=17.14 | <0.0001* | ||
| Yes | 0 | 12 | ||
| No | 20 | 8 | ||
| LVEF (%) | 63.21±6.14 | 38.54±4.16 | t=14.88 | <0.0001* |
Data were presented as mean ± standard deviation or number, followed by Chi-squared test and Student t-test. *, P<0.05, and the difference is statistically significant. HF, heart failure; BMI, body mass index; Dox, doxorubicin; LVEF, left ventricular ejection fraction.