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. 2008 Jan 29;8:2. doi: 10.1186/1471-2261-8-2

Table 2.

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

Women (n = 50) Men (n = 95) p
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*

* not significant.