Lupus & antiphospholipid syndrome

Pregnancy outcomes in patients receiving assisted reproductive therapy with systemic lupus erythematosus: a multi-center retrospective study

Arthritis Res TherPublished Retrospective cohort study

An erratum to this article was published (Arthritis Res Ther, 7 Feb 2023 ↗)

Authors' conclusion

Maternal and fetal APOs are comparable with planned pregnancy, with a relatively high incidence of premature delivery, GDM, and LBW infants.

Study context

Population
Women with systemic lupus erythematosus (SLE) receiving assisted reproductive therapy (ART) at three tertiary hospitals, Guangzhou, China, 2013–2022322 ART cycles
Participants
142 women
Exposure
ART pregnancies vs planned or unplanned natural pregnancy
Outcome
Clinical pregnancy rate
Methodological detailsmulticentre, three tertiary hospitals
  • Multicentre
  • Three tertiary hospitals

Main finding

As reported in the abstract

Clinical pregnancy rate with ART (66/142)

46.5%

Observational data: associations, not effects.

Further findings

Live infants

Live infants from 66 intrauterine pregnancies (of 72 clinical pregnancies), including 5 pairs of twins
65

Premature delivery (leading maternal APO)

Premature delivery (21/66)
31.8%
Spontaneous premature delivery among premature deliveries (9/21)
42.9%
Preterm premature rupture of membranes (PPROM) among premature deliveries (6/21)
28.6%
Preeclampsia, premature vs non-premature delivery (P = 0.012)
19.0% vs 0%
Low-birth-weight (LBW)/very-low-birth-weight (VLBW), premature vs non-premature infants (P < 0.001)
81.0% vs 7.7%

Gestational diabetes mellitus

Gestational diabetes mellitus (GDM) (15/66)
22.7%

Delivery time and birth weight

Average delivery time, weeks of gestation
36.8 ± 2.1
Average birth weight, g
2653.5 ± 578.6
LBW infants (20/65)
30.8%

Adverse pregnancy outcomes (APOs), ART vs planned and unplanned natural pregnancy

Incidence of APOs did not increase with ART vs planned pregnancy and reduced significantly vs unplanned pregnancy

Neonatal death or neonatal lupus

No neonatal death or neonatal lupus

Safety

Ovarian hyperstimulation syndrome (OHSS) or thrombosis with ovulation induction therapy (60 [83.3%] pregnancies)

No OHSS or thrombosis observed

Disease flares

Disease flares (10/66)
15.2%
Mild flares (4/10)
40.0%
Moderate flares (5/10)
50.0%
Flares in second trimester (3/10)
30.0%
Flares in third trimester (6/10)
60.0%
  • Favorable outcomes

Fetal loss

Fetal loss in ART (6/66)
9.1%
Early spontaneous abortion
5

Original publication

Pregnancy outcomes in patients receiving assisted reproductive therapy with systemic lupus erythematosus: a multi-center retrospective study. Arthritis Res Ther. Published 25 January 2023. doi:10.1186/s13075-023-02995-y

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