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. 2021 Oct 7;5(Suppl 2):e12589. doi: 10.1002/rth2.12589
IMPROVE ‐DD VTE Events Total
VTE No VTE
0‐1, Low Risk 8 (0.41%) 1967 (99.59%) 1975 (21.00%)
2‐3, Moderate Risk 38 (1.21%) 3091 (98.79%) 3129 (33.26%)
3‐12, High Risk 228 (5.30%) 4075 (94.70%) 4303 (45.74%)
Total 274 (2.91%) 9133 (97.09%) 9407 (100.0%)