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Table 3 Pregnancy (PR) and spontaneous miscarriage (SAb) rates by female age for cycles in which flow cytometrically sorted human sperm were used for IUI

From: The effectiveness of flow cytometric sorting of human sperm (MicroSort®) for influencing a child’s sex

Agea(yr) Cycles (n) Clinical pregnancies (n) PR per cycle (%)b SAb (n) Clinical loss (%)c
<30 383 70 18.3 7 10.0
30-34 1614 264 16.4 31 11.7
35-39 2271 304 13.4 58 19.1
>39 180 15 8.3 5 33.3
All Cycles 4448 653 14.7 101 15.5
  1. aAge at time of procedure.
  2. bStatistically significant decrease with increasing age (p < 0.0001).
  3. cStatistically significant increase with increasing age (p < 0.002).