 Another, later study in 2013 found that when either parent was over the age of 40, the rate of known miscarriages doubled.In 2010, 50,000 inpatient admissions for miscarriage occurred in the UK.Most affected women and family members refer to miscarriage as the loss of a baby, rather than an embryo or fetus, and healthcare providers are expected to respect and use the language that the person chooses.