Table 4 Estimation of the average treatment effect and multivariable Cox regression model among patients with hgb postoperative day three ≤ 6.5 mmol/L stratified by ABT and IV Monofer and ABT (30-day follow-up), n=78. The multivariable analysis is standardized for covariates

From: Association between intravenous iron therapy and short-term mortality risk in older patients undergoing hip fracture surgery: an observational study