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Table 3 Subgroup analysis of anti-Xa levels according to gestational weeks

From: Effect of low-molecular-weight heparins on anti-Xa peak levels and adverse reactions in Chinese patients with recurrent spontaneous abortion: a single-center, observational study

Gestational weeks

Nadroparin group

Enoxaparin group

Dalteparin group

P value

< 12 W

0.62 ± 0.25 (n = 38)

0.81 ± 0.21 (n = 21)

0.71 ± 0.14 (n = 10)

0.006a

12–16 W

0.72 ± 0.22 (n = 34)

0.79 ± 0.19 (n = 31)

0.71 ± 0.21 (n = 14)

0.21

16–20 W

0.62 ± 0.19 (n = 44)

0.82 ± 0.23 (n = 27)

0.77 ± 0.13 (n = 12)

0.0003a,; 0.03b

20–24 W

0.50 ± 0.26 (n = 36)

0.78 ± 0.24 (n = 34)

0.65 ± 0.25 (n = 9)

< 0.0001a

  1. Results were presented as mean ± SD; SD standard deviation
  2. a Nadroparin group vs. enoxaparin group
  3. b Nadroparin group vs. dalteparin group