Post-operative myocardial injury: in patients with cervical HF eGFR (OR = 0.97; 95%CI 0.94-0.99; p = 0.007) and in patients with trochanteric HF, PTH (OR = 1.11; 95% CI 1.01-1.23; p = 0.038), 25(OH) D (OR = 0.96; 95% CI 0.92-0.99; p = 0.034), eGFR (OR = 0.95; 95% CI 0.92-0.99; p = 0.007). The gene discussed is PTH; the disease is hydrops fetalis.