Skip to main content
. Author manuscript; available in PMC: 2025 Jan 1.
Published in final edited form as: Arterioscler Thromb Vasc Biol. 2023 Nov 21;44(1):24–47. doi: 10.1161/ATVBAHA.123.320138

Table 6:

Descending and infrarenal aortic reference diameters by age and body surface area (BSA) taken form the Framingham data showing CT diameters for the descending thoracic (DTA) and infrarenal aorta (IRA)

Women Men
Age (years) BSA m2 Mean DTA diameter mm Mean IRA diameter mm BSA m2 Mean DTA diameter mm Mean IRA diameter mm
45–54 <1.7 21.5 15.8 <1.9 24.3 18.4
1.7–1.89 22.7 16.6 1.9–2.09 24.9 18.8
≥1.9 23.6 17.0 ≥2.1 26.0 19.4
>65 <1.7 25.0 17.8 <1.9 28.4 21.0
1.7–1.89 25.4 17.8 1.9–2.09 28.8 21.8
≥1.9 27.1 18.7 ≥2.1 30.3 22.5