Type	Drug	Route	Prophylactic dose	Observed in sample
Heparin	Heparin	SC	5000 units b.i.d. or t.i.d.	1094 (30.2%)
LMWH	Enoxaparin	SC	40 mg q.d. or 30 mg b.i.d.	2506 (69.1%)
LMWH	Fondaparinux	SC	2.5 mg q.d.	4 (0.1%)
LMWH	Dalteparin	SC	2500–5000 units q.d.	-
DOAC	Apixaban	Oral	2.5 mg b.i.d.	21 (0.6%)
DOAC	Rivaroxaban	Oral	10 mg q.d. or 2.5 mg b.i.d. for arterial disease	2 (0.1%)
DOAC	Dabigatran	Oral	220 mg q.d.	-

Abbreviations: q.d., once daily; b.i.d., twice daily; t.i.d., thrice daily; SC, subcutaneous; LMWH, low-molecular-weight heparin; DOAC, direct oral anticoagulant