Relevant detection indicator of prethrombotic state in patients with primary hypertension

Table 1 Comparison of baseline data of participants in four groups

Baseline data		Grade 1 hypertension experimental group (n = 40)	Grade 2 hypertension experimental group (n = 40)	Grade 3 hypertension experimental group (n = 40)	Control group (n = 40)	Statistical values	P value
Age (yr)	< 60	31	29	30	28	χ2 = 0.646	0.886
	≥ 60	9	11	10	12
Sex	Male	28	25	23	25	χ2 = 1.369	0.713
	Female	12	15	17	15
Combined diabetes	Yes	10	8	9	10	χ2 = 0.387	0.946
	No	30	32	31	30
BMI (kg/m2)	≤ 24	15	14	15	13	χ2 = 0.300	0.960
	> 24	25	26	25	27
Smoking history	Yes	12	10	12	11	χ2 = 0.340	0.952
	No	28	30	28	29
Drinking history	Yes	10	11	13	11	χ2 = 0.587	0.899
	No	30	29	27	29
NYHA cardiac functional classification	Grade I	33	31	32	33	Z = 0.588	0.557
	Grade II	6	7	8	7
	Grade III	1	2	0	0
	Grade IV	0	0	0	0
Course of hypertension (mean ± SD, yr)		5.25 ± 2.15	5.35 ± 2.25	5.47 ± 2.17	-	F = 0.110	0.896

BMI: Body mass index; NYHA: New York Heart Association.