Women
Reference range: ≥55
Mildly abnormal: 45-54
Moderately abnormal: 30-44
Severely abnormal: <30
Men
Reference range: ≥55
Mildly abnormal: 45-54
Moderately abnormal: 30-44
Severely abnormal: <30

2D, Two-dimensional.
Bold italic values: Recommended and best validated.