International Scholarly Research Notices

Research Article

Assessment of Association of Increased Heart Rates to Cardiovascular Events among Healthy Subjects in the United States: Analysis of a Primary Care Electronic Medical Records Database

Table 1

Baseline characteristics of subjects included ().


Variables	Characteristics
Variables	N/Mean	%/SD	Median

Age (as continuous)	42.02	9.68	42
18 to 30	14.98
31 to 40	29.27
41 to 50	32.18
51 to 64	23.57
≥65	0.00
Gender
Female	67.22
Male	32.78
Race/Ethnicity
White	32.38
Black	4.33
Hispanic	1.29
Other	1.95
Unknown	60.05
Insurance type
Commercial	59.58
Medicare	5.4
Medicaid	2.04
Self-pay	1.48
Unknown	31.49
Smoking status
Never	26.49
Ever	11.61
Current	10.56
Unknown	51.34
Baseline clinical parameters
Heart rate	75.84	10.98	76
Total cholesterol	198.97	36.57	197
HDL	54.16	15.88	52
LDL	122.26	32.13	121
SBP	121.22	15.33	120
DBP	76.36	10.03	78
BMI	28.18	6.38	27

Notes: BMI: Body Mass Index; DBP: Diastolic Blood Pressure; SBP: Systolic Blood Pressure; LDL: Low-density lipoprotein; HDL: High-density lipoprotein; SD: Standard Deviation.