心脏磁共振短轴电影成像影像组学鉴别肥厚型心肌病与健康对照

刘启明, 卢启帆, 柴烨子, 姜萌, 卜军

Short-axis cine cardiac magnetic resonance images-derived radiomics for hypertrophic cardiomyopathy and healthy control classification

LIU Qiming, LU Qifan, CHAI Yezi, JIANG Meng, PU Jun

表1 2组人群人口学资料与CMR参数比较

Tab 1 Comparison of demographic data and CMR parameters between the HCM group and HC group

Indicator	Total (n=150)	HCM (n=100)	HC (n=50)	P value
Age/year	51 (39, 60)	52 (43, 60)	46 (36, 61)	0.408
Male/n(%)	110 (73)	71 (71)	39 (78)	0.362
Weight/kg	71.2±13.1	70.5±12.8	72.7±13.7	0.671
Height/cm	170 (162, 175)	170 (160, 173)	173 (166, 180)	0.002
BMI/(kg·m^‒2)	24.2 (22.4, 26.6)	24.5 (22.5, 26.8)	23.9 (22.3, 25.3)	0.253
BSA/m²	1.79±0.21	1.77±0.20	1.83±0.22	0.419
CMR parameter
LVEF/%	66.3±7.1	67.1±7.8	64.6±5.0	0.019
LVEDV/mL	132.4±32.3	132.3±29.0	132.7±38.4	0.035
LVEDV index/(mL·m^‒2)	72.3±31.7	75.0±15.4	71.8±15.6	0.876
LVEDM/g	114.0 (90.9, 158.4)	137.1 (104.8, 178.0)	90.4 (68.7, 103.5)	0.000
LVEDM index/(g·m^‒2)	62.7 (49.9, 88.1)	77.8 (59.3, 99.0)	47.4 (42.4, 55.1)	0.000