Fig 3.

Baseline coronary cross sectional area. (A) Summary data for baseline CSA (coronary cross sectional area), showing mean +/- SD (error bars) for four groups: younger women, older women, younger men and older men. The baseline CSA is higher in older men compared to younger women (*p = 0.01). Correlation of baseline cross sectional area with percent change in cross sectional area by sex (B) There was no significant relationship between baseline CSA and % CSA change for women (red diamonds) and men (blue diamonds).