Table 11.

Early systolic MV measurements obtained in men and separately in women of the three races

	Men				Women
	Asian	White	Black		Asian	White	Black
	(n = 147)	(n = 151)	(n = 79)	P	(n = 148)	(n = 151)	(n = 69)	P
BSA, m2	1.80 ± 0.15	1.98 ± 0.17	1.94 ± 0.23	* ,†,‡	1.54 ± 0.12	1.72 ± 0.15	1.76 ± 0.17	* ,†,‡
Height, cm	171 ± 6	176 ± 8	176 ± 9	* ,†,‡	157 ± 6	164 ± 7	162±6	* ,†,‡
MA size
AP diameter, cm	3.3 ± 0.4	3.4 ± 0.4	3.5 ± 0.4	* ,†,‡	3.0 ± 0.4	3.2 ± 0.4	3.3 ± 0.4	* ,†,‡
AL-PM diameter, cm	3.7 ± 0.5	3.9 ± 0.5	3.9 ± 0.4	* ,†,‡	3.4 ± 0.5	3.6 ± 0.5	3.7 ± 0.4	* ,†,‡
Circumference, cm	11.8 ± 1.3	12.4 ± 1.5	12.6 ± 1.1	* ,†,‡	10.8 ± 1.1	11.6 ± 1.4	11.8 ± 1.2	* ,†,‡
2D area, cm2	9.8 ± 2.1	10.8 ± 2.7	11.0 ± 1.9	* ,†,‡	8.2 ± 1.8	9.4 ± 2.5	9.8 ± 2.2	* ,†,‡
3D area, cm3	10.2 ± 2.2	12.1 ± 10.6	11.6 ± 2.0	* ,†,‡	8.6 ± 1.8	9.8 ± 24	10.2 ± 2.2	* ,†,‡
MA shape
NPA, °	144 ± 19	140 ± 17	137 ± 13	* ,†,‡	144 ± 14	138 ± 16	140 ± 14	* ,†,‡
Annular height, cm	0.82 ± 0.24	0.90 ± 0.22	1.00 ± 0.20	* ,†,‡,§	0.78 ± 0.23	0.91 ± 0.28	0.90 ± 0.20	* ,†
Tenting volume, cm3	3.3 ± 1.4	3.6 ± 1.6	4.1 ± 1.5	* ,‡	2.6 ± 1.2	3.1 ± 1.5	3.2 ± 1.2	* ,†,‡
Tenting area, cm2	2.1 ± 0.6	2.3 ± 0.7	2.4 ± 0.6	* ,†,‡	1.8 ± 0.5	2.1 ± 0.7	2.0 ± 0.6	* ,†,‡
Tenting height, mm	10.2 ± 2.6	10.0 ± 3.1	10.3 ± 2.4	* ,†	8.9 ± 2.5	9.8 ± 3.2	9.3 ± 2.2
Sphericity index (AP/AL-PM)	0.90 ± 0.08	0.89 ± 0.08	0.89 ± 0.06		0.89 ± 0.07	0.89 ± 0.08	0.89 ± 0.06
Mitral leaflets
Anterior leaflet area, cm2	6.9 ± 1.6	7.5 ± 1.9	7.7 ± 1.7	* ,†,‡	6.0 ± 1.5	6.6 ± 1.7	6.6 ± 1.2	* ,†,‡
Posterior leaflet area, cm2	6.2 ± 1.7	6.5 ± 2.0	6.4 ± 1.5		4.8 ± 1.4	5.9 ± 1.9	5.7 ± 1.7	* ,†,‡
Anterior leaflet length, cm	2.6 ± 0.3	2.7 ± 0.3	2.8 ± 0.4	* ,‡	2.5 ± 0.3	2.6 ± 0.4	2.6 ± 0.3	* ,†,‡
Posterior leaflet length, cm	1.6 ± 0.3	1.6 ± 0.4	1.6 ± 0.3		1.4 ± 0.4	1.5 ± 0.4	1.5 ± 0.3	* ,†,‡

Data are expressed as mean ± SD.

^*P < .05 by three-way analysis of variance.

^†Student’s t test for Asian versus white.

^‡Student’s t test for Asian versus black.

^§Student’s t test for black versus white.