Table 2.

Localization of the Thrombi on CTPA and Doppler Ultrasonography of the Lower Limbs

Characteristics		Pulmonary Embolism				Total
		No PE	Main Pulmonary Artery, n (%)	Lobar Artery, n (%)	Segmental or Subsegmental, n (%)
Deep venous thrombosis	No DVT	0 (0)	32 (8.3)	54 (14.0)	94 (24.3)	180 (46.5)
	Proximal deep vein	12 (3.1)	8 (2.1)	14 (3.6)	3 (0.8)	37 (9.6)
	Distal deep vein	109 (28.2)	9 (23.3)	49 (12.7)	3 (0.8)	170 (43.9)
Total		121 (31.3)	49 (1.3)	117 (30.2)	100 (25.8)	387 (100)

Abbreviations: DVT, deep venous thrombosis; PE, pulmonary embolism.