Demographic variables of cohort groups.

Other* Language spoken at home [women] includes Sinhalese, Afrikaans, Cantonese, Chinese, Dutch, German, Hindi, Italian, Malay, Mandarin, Persian, Punjabi, Sinhalese, Slovak, Tagalong, Wakhi, Nepali, Portuguese, Swedish, Russian, Urdu. Other** Language spoken at home [partners] Dutch, Indonesian, Russian, Urdu. Other # Language spoken at home [midwives] Afrikaans, Arabic, Tamil. Other^β Language spoken at home [medical practitioners] undisclosed. Other^## Language spoken at home [midwifery students] Vietnamese, Afrikaans, Mandarin, French. Other^◊ Country of birth [women] Greece, Norway, Belgium, Bosnia & Herzegovina, Denmark, Guatemala, Indonesia, Iran, Iraq, Jordan, Kenya, Oman, Papua New Guinea, Portugal, Slovakia, Somalia, Sudan, Ukraine, Venezuela, Vietnam, Sri Lanka, Nepal, France, Russia, Sweden, Zimbabwe, Colombia, Estonia, Belarus, China, Fiji, Israel, Japan, Mexico, Netherlands, Pakistan, Poland, Samoa, Spain, Taiwan. Other^Ω Country of birth [partners] Indonesia, Belarus, Finland, India, Italy, Mexico, Netherland, NZ, Pakistan, Russia, S Africa, Zimbabwe. Other^□ Country of birth [midwives] Ireland, Canada, Germany, Afghanistan, Austria, Czech Republic, Egypt, El Salvador, India, Kazakhstan, Malaysia, Netherlands, Philippines, Romania, Sao Tome and Principe, Singapore, Sri Lanka, Sweden, Tanzania, Turkey, US, Zambia, Zimbabwe. Other∞ Country of birth [medical practitioners] Malaysia, NZ, US, Canada, China, Egypt, India, Myanmar, Poland, S Africa, Tonga. Other° Country of birth [midwifery students] UK, NZ, US, S Africa, China, Canada, Czech Rep, France, Singapore, Sweden. Abbreviations: ACT: Australian Capital Territory, NB: Non–binary, NSW: New South Wales, NT: Northern Territory NZ: New Zealand, RNS: Rather not say, QLD: Queensland, SA: South Australia, S Africa: South Africa, Tas: Tasmania, UK: United Kingdom, US: United States, VIC: Victoria, WA: Western Australia.