According to the group trajectory analysis of average blood flow velocity at 7 time points during the follow-up period, the changes to blood flow velocity following catheterization showed a trend of “downward, upward, and smooth": 23.33% of patients showed a downward trend; 59.17% of patients remained stable; 17.5% of patients had a slow rise in blood flow rate (Table 3 , Fig. 1 ).
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The clinical features and related factors of PICC-related upper extremity asymptomatic venous thrombosis in cancer patients: A prospective study.
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