Characteristics of the study population according to the maternal age at first delivery.

Data presented as age-adjusted mean ± standard error or n (%), except for age.a Non-adjusted valuesBMI: body mass index; SBP: systolic blood pressure; DBP: diastolic blood pressure; HbA1c: Hemoglobin A1c; HOMA-IR: homeostasis model assessment-insulin resistance; LDL: low-density lipoprotein; HDL: high-density lipoprotein; ASM: appendicular skeletal mass†: The difference between ≤ 20 and 21–25: p‡: The difference between ≤ 20 and ≥26: p#: The difference between 21–25 and ≥26: pCharacteristics of the study population according to the maternal age at first delivery.