Table 3.

Potential influencing elements on D-dimer results

Number	Inclusion or exclusion criteria
1	Hematoma
2	Systemic inflammatory diseases, such as systemic lupus erythematosus, psoriasis, polymyalgia rheumatica, sarcoidosis, inflammatory bowel disease, gout, hepatitis B and C, lymphocytic leukaemia, myelodysplastic syndrome, and multiple myeloma
3	Obesity (body mass index [BMI] > 30 kg/m2), heavy smoking
4	Malignancies
5	Venous thrombosis
6	Cardiovascular and cerebrovascular diseases
7	Infection in other regions of the body
8	Reimplantation surgery
9	History of recent trauma or dislocation (within 2 weeks)
10	Any type of skin ulcer
11	Visible ecchymosis or a history of hypercoagulation disorder
12	Viral infections
13	Prosthetic heart valve
14	Periprosthetic fracture or joint dislocation
15	Inflammatory arthritis