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ABSTRACT: Objective
To identify risk factors for venous thromboembolism (VTE) and to examine the association of VTE and survival in women with uterine carcinosarcoma.Methods
This multicenter retrospective study examined 906 women who underwent primary surgical treatment for stage I-IV uterine carcinosarcoma. Time-dependent analyses were performed for cumulative incidence of VTE after surgery on multivariate models.Results
There were 72 (7.9%) women who developed VTE after surgery with 1-, 2-, and 5-year cumulative incidences being 5.1%, 7.3%, and 10.2%, respectively. On multivariate analysis, older age (hazard ratio [HR] per year 1.03, P=0.012), non-Asian race (HR 6.28, P<0.001), large body habitus (HR per kg/m2 1.04, P=0.014), residual disease at surgery (HR 3.04, P=0.003), tumor size ≥5cm (HR 2.73, P=0.003), and stage IV disease (HR 2.12, P=0.025) were independently associated with increased risk of developing VTE. A risk pattern analysis identified that obese Non-Asian women with large tumors (13.7% of population) had the highest incidence of VTE (2-year cumulative rate, 26.1%) whereas Asian women with no residual disease (47.1% of population) had the lowest (2-year cumulative rate, 1.6%) (P<0.001). Presence of carcinoma/sarcoma in metastatic sites was significantly associated with increased risk of VTE compared to carcinoma alone (2-year rates, 31.2% versus 8.4%, P=0.049). VTE was independently associated with decreased progression-free survival on multivariate models (5-year rates, 24.9% versus 47.2%, HR 1.46, 95%CI 1.05-2.04, P=0.026).Conclusion
Our study suggests that VTE represents a surrogate marker of aggressive tumor behavior and diminished patient condition in uterine carcinosarcoma; obese Non-Asian women with large tumors carry a disproportionally high risk of VTE, suggesting that long-term prophylaxis may benefit this population.
SUBMITTER: Matsuo K
PROVIDER: S-EPMC7529359 | biostudies-literature | 2018 Feb
REPOSITORIES: biostudies-literature
Matsuo Koji K Ross Malcolm S MS Im Dwight D DD Klobocista Merieme M MM Bush Stephen H SH Johnson Marian S MS Takano Tadao T Blake Erin A EA Ikeda Yuji Y Nishimura Masato M Ueda Yutaka Y Shida Masako M Hasegawa Kosei K Baba Tsukasa T Adachi Sosuke S Yokoyama Takuhei T Satoh Shinya S Machida Hiroko H Yanai Shiori S Iwasaki Keita K Miyake Takahito M TM Takeuchi Satoshi S Takekuma Munetaka M Nagano Tadayoshi T Yunokawa Mayu M Pejovic Tanja T Omatsu Kohei K Shahzad Mian M K MMK Kelley Joseph L JL Ueland Frederick R FR Roman Lynda D LD
Gynecologic oncology 20171213 2
<h4>Objective</h4>To identify risk factors for venous thromboembolism (VTE) and to examine the association of VTE and survival in women with uterine carcinosarcoma.<h4>Methods</h4>This multicenter retrospective study examined 906 women who underwent primary surgical treatment for stage I-IV uterine carcinosarcoma. Time-dependent analyses were performed for cumulative incidence of VTE after surgery on multivariate models.<h4>Results</h4>There were 72 (7.9%) women who developed VTE after surgery w ...[more]