Identifying Coronary Artery Lesions by Feature Analysis of Radial Pulse Wave: A Case-Control Study

Table 2

Characteristics of the study subjects.

Factors	Group 1 ()	Group 2 ()	Group 3 ()		value
Male, (%)	67 (58.261)	169 (61.011)	100 (72.993)	7.430	0.024
Female, (%)	48 (41.739)	108 (38.989)	37 (27.00)
Age (years)		^▲	^▲	4.798	0.009
BMI (kg/m^2)				1.063	0.347
SBP (mmHg)		^▲		3.293	0.038
DBP (mmHg)				1.031	0.357
Pulse pressure difference (mmHg)				2.490	0.084
History of smoking, (%)	25 (21.740)	73 (26.354)	43 (31.387)	3.003	0.223
History of drinking, (%)	24 (21.739)	33 (11.913)	20 (14.599)	5.241	0.073
Hypertension, (%)	70 (60.870)	186 (67.148)	109 (79.562)	11.143	0.004
Type 2 diabetes, (%)	19 (16.522)	84 (30.324)	72 (52.555)	38.664	0.001
Dyslipidemia, (%)	45 (39.130)	112 (40.433)	70 (51.095)	5.111	0.078
Family history of cardiovascular diseases, (%)	30 (26.087)	46 (16.606)	21 (15.328)	5.995	0.0499
Lack of exercise, (%)	86 (74.783)	227 (81.949)	119 (86.861)	6.123	0.047

Abbreviation: BMI: body mass index; SBP: systolic pressure; DBP: diastolic pressure; definition: history of smoking was defined as subjects who smoked one cigarette or more per day for over 6 months; history of drinking was defined as involving drinking for more than six months and drinking more than 10 grams a day; hypertension was defined as systolic blood  mmHg or diastolic blood  mmHg; type 2 diabetes was defined as fasting blood  mmol/L or postprandial blood  mmol/L; dyslipidemia was defined as total  mg/dL, or low-density lipoprotein  mg/dL, or high-density lipoprotein  mg/dL, or  mg/dL; lack of exercise was defined as exercise less than three times a week, and each time less than half an hour; ^▲compared with Group 1, ; compared with Group 2, .