Characteristic | Univariate regression coefficient (95% CI) | p | Multivariate regression coefficient (95% CI) | p |
---|---|---|---|---|
Male sex | − 7.7 (− 17.3 to 1.9) | 0.112 | – | – |
Age | 4.7 (− 1.6 to 10.9) | 0.140 | – | – |
ASA | 2.0 (− 5.6 to 9.7) | 0.594 | – | – |
TNM stage | 8.2 (2.2–14.2) | 0.008 | – | 0.780 |
Tumour site | 1.8 (− 4.9 to 8.6) | 0.590 | – | – |
Total iron dose (mg) | 0.02 (0.01–0.03) | 0.003 | 0.01 (0.0–0.2) | 0.034 |
Days from infusion to surgery | 0.5 (0.3–0.7) | < 0.001 | 0.4 (0.2–0.6) | < 0.001 |
Pre-iron infusion Hb (mg/L) | − 0.8 (− 1.1 to − 0.6) | < 0.001 | − 0.5 (− 0.7 to − 0.2) | 0.002 |
Pre-iron infusion CRP and ferritin group | − 6.9 (− 11.50 to − 2.19) | 0.005 | − 4.7 (− 7.9 to − 1.47) | 0.006 |