a strong trendp = 0.009
Compared with HFmrEF (the reference group), moderate anemia was significantly more likely in HFrEF patients (adjusted OR = 1.98, 95% CI: 1.14–3.43, p = 0.015) and showed a strong trend in HFpEF (adjusted OR = 1.63, 95% CI: 1.14–2.41, p = 0.009).