Table 2 Comparison of coronary artery diameters without and after normalization for body surface area (per 1 m²) in women and men

Without normalization

LMA

3.7 ± 0.7 mm

4.6 ± 0.9 mm

<0.001

LAD

3.0 ± 0.6 mm

3.6 ± 0.7 mm

<0.001

LCX

2.8 ± 0.6 mm

3.2 ± 0.7 mm

= 0.001

RCA

3.0 ± 0.6 mm

3.6 ± 0.8 mm

<0.001

After normalization for body surface area

LMA

2.1 ± 0.4 mm/m²

2.3 ± 0.5 mm/m²

<0.01

LAD

1.7 ± 0.4 mm/m²

1.8 ± 0.4 mm/m²

0.051*

LCX

1.6 ± 0.3 mm/m²

1.6 ± 0.4 mm/m²

0.794*

RCA

1.7 ± 0.4 mm/m²

1.8 ± 0.4 mm/m²

0.323*