Pregnant and Autistic: Higher Perinatal Risks, Too Few Adjustments

Autistic women and birthing people have depression and anxiety recorded around pregnancy and birth far more often than non-autistic parents — in most studies more than twice as often — and Swedish national data show higher rates of some complications, including preterm birth and pre-eclampsia. Yet maternity care rarely adapts to them: in surveys, many describe births that overwhelmed their senses and appointments where they felt judged rather than helped.

Pregnancy brings more contact with health services than almost any other time of life: appointments, scans, examinations, questions, then a birth that may happen under bright lights, among strangers, with little warning of what comes next. For many autistic people each step carries a cost nobody in the room can see: the rushed explanation in a noisy clinic that cannot be followed; the crowded ward where a new parent is too overloaded to say what is wrong; the mother who stays quiet about struggling, because she fears it will make someone doubt she can care for her baby.

Autistic parents have been close to invisible in maternity research

Publishing the first national study of pregnancy outcomes in autistic women in 2018, Swedish researchers noted that "the consequences of autism in pregnancy outcomes have not been explored before"^[4]. In 2021 a systematic review found just 13 studies on pregnancy and parenthood among autistic adults^[5]; a 2026 mapping review for midwifery included 25 papers, only two of them cohort or comparative quantitative studies, and concluded that evidence on clinical outcomes "remained limited"^[6].

Part of the reason is that many autistic parents are not yet recognised as autistic when they are pregnant; autistic women have long been diagnosed later than men, as our article on autistic women and girls sets out. In an international survey, 61% of autistic mothers with a formal diagnosis had been diagnosed or first suspected they were autistic after the birth of one of their children^[3]. In a UK survey about care after pregnancy loss, 27 of the 48 autistic respondents who received care (56.3%) did not know they were autistic at the time^[7]. In England, interviews with 18 autistic women and birthing people seen by specialist perinatal mental health teams found that for many it was the first time their autism had been explored in a mental health context^[8].

The health needs are there before pregnancy begins. In Ontario, Canada, 31.8% of 6,870 autistic women aged 15 to 44 had a mood or anxiety disorder recorded over two years, against 13.4% of 2.69 million non-autistic women, alongside higher rates of chronic physical conditions and material deprivation^[9].

Some pregnancy complications are more common, but the studies do not all agree

The Swedish study used national registers of singleton births from 2006 to 2014: 2,198 births to autistic women (the source's term is "women with autism") and 877,742 to women without an autism diagnosis^[4]. Adjusting for age, country of birth, smoking, body mass index, previous births, year and psychotropic and antiepileptic medication, births to autistic women had higher odds of preterm birth (adjusted odds ratio 1.30), driven by medically indicated rather than spontaneous preterm births; of pre-eclampsia, a serious blood-pressure condition (1.34); and of induction of labour (1.52) and elective caesarean (1.44). Emergency caesarean, gestational diabetes and stillbirth were not significantly raised. The authors called for "individual prenatal care", "especially regarding the communication with health care professionals"^[4].

Two large US studies give a more mixed picture. Kaiser Permanente Northern California, an integrated health system, compared 431 pregnancies among members with a clinician-documented autism diagnosis (1997–2024) with matched general-population pregnancies^[1]. Preterm birth and hyperemesis gravidarum, severe pregnancy sickness (6.1% against 1.9%; adjusted odds ratio 2.71), were more common in the autistic group; pre-eclampsia was not, and gestational diabetes was similar. Autistic members used standard prenatal care as much as others but visited emergency departments more often. In US Medicaid, the public insurance programme that funds almost half of all US births, a national study of 2008–2019 found modestly higher rates of pre-eclampsia and gestational hypertension among 13,586 autistic birthing people than among 438,557 people without an intellectual or developmental disability^[10].

These studies are not directly comparable: they cover different decades, health systems and populations, and each counts only people whose autism was recorded. A large, mainly UK online survey found no significant differences in self-reported delivery type or gestational age^[2]. None can say why some complications are more common. Together they show a group whose pregnancies merit closer attention, not less.

Depression and anxiety around birth are recorded two to five times as often

The most consistent finding concerns mental health, where the Californian researchers observed "the largest disparities"^[1]. More than half of autistic members (52.8%) had depression recorded during pregnancy, against 15.6%, and the adjusted odds of depression before, during and after pregnancy were 2.7 to 5.7 times as high. Much of the gap exists before pregnancy, so services can see it coming; it persists after birth. Documented intimate partner violence in the two years before or during pregnancy was also more common (11.8% against 4.6%), a health need maternity services are meant to ask about.

Other studies, using different methods, point the same way:

• US Medicaid: 34.0% of autistic birthing people had an anxiety disorder and 32.8% a depressive disorder recorded in the year before or after delivery, against 6.5% and 7.5% of people without an intellectual or developmental disability; among those with no anxiety or depression recorded in the year before birth, autistic people were diagnosed in the year after at a significantly higher rate than those without such a disability (adjusted hazard ratios 3.2 and 2.4)^[10].
• Mainly UK survey: 38% of autistic respondents developed anxiety in pregnancy and 24% depression, against 14% and 9%^[11]; after birth, 30% had been told by a professional they had postnatal depression, against 13%^[2].
• International survey: 40% of 355 autistic mothers reported antenatal depression and 60% postpartum depression, against 25% and 45% of 132 non-autistic mothers; the measure was not validated, and the comparison group, all mothers of autistic children, reported postnatal depression far above the 10–15% typical of population samples^[3].
• Cambridge-led longitudinal study: following 27 autistic and 25 non-autistic women (not all in the UK) from late pregnancy to six months after birth, when 22 and 29 remained, autistic participants scored higher on standard questionnaires for stress, depression and anxiety^[12].

Why the gap exists is not settled; the UK survey's authors suggest physical difficulties in pregnancy and lower satisfaction with care "may contribute"^[11]. In England, autistic parents interviewed about specialist perinatal mental health teams valued autism-informed care, though many found discharge difficult^[8]; in interviews, 20 staff from four community perinatal mental health teams called autistic parents an unexpected part of their work and asked for perinatal-focused autism training and supervision, although all had done the mandatory Oliver McGowan training^[13]. Our article on depression in autistic people covers the wider evidence.

Maternity care often overwhelms the senses and leaves people uninformed

The largest comparative survey we found of autistic people's maternity experiences, run online from Cambridge with respondents mostly in the UK, compared 417 autistic and 524 non-autistic people^[11]. At prenatal appointments, autistic respondents were less likely to feel comfortable asking questions (57% against 90%), treated with respect (63% against 88%) or able to trust professionals (57% against 87%), and only 56% received as much information as they wanted, against 80%. Birth was harder still: they were more than twice as likely to feel overwhelmed by sensory input, and 88% of those on a shared postnatal ward found it a sensory overload^[2]. In an international survey, 34% of autistic mothers said the process of birth had not been explained to them, against 17%^[3].

Qualitative research from several countries describes the same pattern. A 2026 systematic review of 10 studies with 301 participants identified, with high confidence, themes including "feeling over-stimulated", "feeling judged", "poor understanding of autism" and "not asking for help does not mean not needing help"^[14]. In Brazil, interviews with 34 autistic women, three of them non-speaking, described symptoms dismissed, disrespectful care and the exclusion of non-speaking women, barriers that "operate systemically rather than individually"^[15]. In a UK survey of care after pregnancy loss, 28.4% of autistic respondents never accessed care, and most experiences reported were negative, centred on communication, pain relief and the hospital environment^[7]. In Australia, 13 perinatal clinicians interviewed for a qualitative study often relied on personal experience because formal training was lacking^[16]. These barriers mirror those in our article on barriers to healthcare for autistic adults.

Asking for help can feel like a risk

Running through the evidence is a fear that being open about being autistic, or about struggling, will lead professionals to doubt a person's ability to parent. In the international survey, autistic mothers were more likely to feel their parenting was being judged and to feel unable to ask for support^[3]; in the Cambridge survey, 54% felt negatively judged by professionals at prenatal appointments, against 26% of non-autistic respondents^[11].

Interviews with 24 autistic women in late pregnancy, most in the UK, show what that can look like^[17]. One said: "I've been asked by a couple of the midwives how I think I can be a mum if I'm autistic." Another reported that talking to her midwife about meltdowns led to what the researchers call an "unwarranted referral to social services", after which "I feel like if I say that I'm struggling they're going to forget all the ways in which I'm coping well." A 2021 review found that autistic parents are questioned by providers about their ability to parent and experience high rates of involvement with child protective services^[5].

The research does not support the assumption behind those questions: in the Cambridge study that followed women from pregnancy, autistic and non-autistic mothers did not differ in parenting confidence, nurturance, involvement or routine at six months, though autistic mothers scored lower on one scale, discipline^[12]. The cost of the fear falls on health: for mothers afraid of being judged, the international survey's authors warn, acknowledging postpartum depression and seeking treatment "may not feel like a viable option"^[3]. And disclosure brings few adjustments: of 59 Cambridge survey respondents who told a professional during pregnancy that they were autistic, 83% were not offered home visits and 91% were not offered a community midwife to accompany them^[11].

Breastfeeding: strong motivation, patchy support

Autistic parents are at least as likely as others to try to breastfeed (94% of autistic Cambridge survey respondents, against 91%)^[2]. In an autistic-led UK online survey of 193 autistic people who had been pregnant, open to those awaiting a diagnosis or self-identifying as autistic, 87.2% of those who breastfed were motivated despite any difficulties and 48.9% found it positive always or most of the time, but 41.4% had an unpleasant feeling at let-down always or most of the time, and support was often inadequate^[18]. Receiving support was significantly associated with better experiences; respondents asked for one-to-one help with continuity of carer. A review of 22 qualitative sources found services often inaccessible, and sensory challenges and pain that could feel unbearable^[19].

What the evidence asks of us

The studies are few, but they agree on what would help.

• Ask everyone, not only those with a diagnosis. Many autistic parents are undiagnosed or do not disclose, so communication and sensory needs should be asked about routinely: many "may not have or share a diagnosis"^[7].
• Make adjustments standard. A practice article published by the National Autistic Society, written by an autistic midwife, recommends low lighting, reduced noise, "minimal small talk and interruptions" and "clear, unambiguous language"^[20]; the pregnancy charity Tommy's lists health passports, one named midwife and appointments at a predictable time^[21]; a 2026 review adds consent-based touch, continuity where possible and tailored postnatal and feeding support^[6].
• Treat perinatal mental health as core care. The Californian authors call for "adequate perinatal mental health support"^[1]; in England, autistic parents asked for autism-informed practitioners and peer groups, and staff proposed autism champions and autistic peer support workers^[8][13].
• Train staff, with autistic people leading. Reviews call for training on sensory and communication differences^[14], and autistic-led researchers recommend it be delivered by autistic people^[18]; our article on clinician knowledge of autism looks at why one-off training is not enough.
• Judge parenting, not diagnosis. Being autistic, or mentioning meltdowns, should not on its own prompt doubts about someone's ability to parent; the evidence so far finds autistic and non-autistic mothers alike on nurturance and involvement^[12].
• Build the structures and the evidence. The National Autistic Society article calls for national guidelines, local protocols and autism leads in maternity services^[20]; population data are needed too, especially in the UK, where we found no national figures on pregnancy outcomes for autistic women.

Being listened to is a safety issue in maternity care, not a courtesy, as our study of inequalities in maternal outcomes shows for other groups. Autistic women and birthing people ask for the same: to be heard, told clearly what is happening, and trusted as parents.

Language: this piece uses identity-first language ("autistic people", "autistic women and birthing people"), the preference of most autistic-led organisations, and each study's own terms for its participants where they differ. Clinical terms are used only when naming a study or diagnostic category.

Why we're publishing this

Health Insurance UK is a commercial health-insurance resource, not a charity and not a campaign. We compiled this evidence, as part of our Autism & Health research library, because autistic parents, and the organisations and midwives pushing for better maternity care, deserve the research clean, current and in one place. The case belongs to the autistic women and birthing people living it; our part is to stand alongside them and say plainly what the data show.

How to read this data

Register and health-record studies (Sweden, Ontario, California, US Medicaid) are large but count only people with a recorded autism diagnosis, so undiagnosed autistic parents sit in the comparison groups, and they measure what services recorded. Adjusted odds ratios (OR) compare odds, not risks; for common outcomes such as depression in pregnancy they overstate the ratio of the percentages. The Medicaid postpartum figures are hazard ratios, comparing rates of new diagnoses over time. The Californian autistic group is small (248 live births) and the Swedish data end in 2014. Survey figures are self-reported by people who chose to take part online (in the Cambridge pregnancy survey, 95% of autistic respondents were white) and include people who self-identify as autistic; qualitative studies describe experiences in depth but not how common they are. Figures from different studies are not directly comparable and are not a trend; almost all come from high-income countries. This is analysis of published research, not new research.

Use this data

Free to cite with attribution to Health Insurance UK. Charities, campaigners, maternity services and journalists are welcome to reuse these figures and charts. For the underlying figures as a spreadsheet, get in touch.

Important: This article summarises published research for general information. It is not medical advice and cannot be used to diagnose, treat or predict anything about an individual. If you have concerns about your own or someone else's health, please speak to a qualified health professional.

Sources

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