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. 2020 May 1;10(2):2045894020905510. doi: 10.1177/2045894020905510

Fig. 2.

Fig. 2.

Kaplan–Meier curve of cumulative survival. (a) Compared with patients with acute thrombus, patients with chronic thrombus had a higher risk of all-cause mortality (p = 0.006). (b) Compared with patients with acute thrombus, patients with chronic thrombus had a higher risk of death due to PE (p = 0.01).