Table 5.

Indexed mitral annulus measurements in women

Parameter (per m2)	Mean index	s.d.	5–95 percentile index
MA diameter at end-systole PLAX (cm)	1.60	0.20	1.3–1.9
MA diameter at end-diastole PLAX (cm)	1.76	0.23	1.4–2.1
MA diameter at end-systole PSAX (cm)	1.58	0.22	1.2–2.0
MA diameter at end-diastole PSAX (cm)	1.89	0.24	1.6–2.4
MA diameter at end-systole A4C (cm)	1.56	0.18	1.3–1.9
MA diameter at end-diastole A4C (cm)	1.73	0.19	1.4–2.0
MA diameter at end-systole A2C (cm)	1.66	0.21	1.2–2.0
MA diameter at end-diastole A2C (cm)	1.75	0.20	1.5–2.1
MV tenting distance (cm)	0.46	0.10	0.3–0.6
MV tenting area (cm2)	0.93	0.27	0.6–1.4

A4C, apical 4 chamber; A2C, apical 2 chamber; MV, mitral valve; PLAX, parasternal long axis; PSAX, parasternal short axis.