“… 24 , 26 , 27 , 28 , 30 , 32 , 36 Six studies also included women with a current diagnosis or a history of gestational diabetes, 22 , 23 , 24 , 25 , 29 , 33 and 3 women with a history of premature birth. 22 , 23 , 25 The mean age of participants was 30 years (age range reported as < 18 to > 45 years). Eight studies reported the ethnicity of participants, 22 , 25 , 26 , 27 , 31 , 32 , 34 , 35 with the majority being White, except in one study where the majority of participants were Hindu.…”