“…This is the first retrospective study on the association between admission MCV and preoperative DVT in geriatrics with hip fractures. Previous studies suggested age, sex, hyperlipidemia, dementia, movement disorder, bedridden time, diabetes, pulmonary disease, d-dimer, and kidney disease as risk factors for developing DVT after fractures [ 9 , 21 – 24 ]. Meantime, many studies have found that laboratory indicators of blood routine, such as RDW (red cell distribution width), blood monocyte count, and hematocrit, were risk factors for postoperative deep vein thrombosis in patients with hip fracture [ 25 – 27 ].…”