Association of blood pressure with development of metabolic syndrome components: a five-year Retrospective Cohort study in Beijing

Table 5 The profile of MetS components in female subjects aged 50 and above of different blood pressure group at baseline (n = 244)

Characteristic	Optimal BP (n= 99)			Normal BP (n= 82)			High-normal BP (n= 25)			High BP (n= 38)
Characteristic	Baseline	Follow-up	P-value	Baseline	Follow-up	P-value	Baseline	Follow-up	P-value	Baseline	Follow-up	P-value
BMI, kg/m²	24.11 ± 2.06	23.43 ± 3.05	0.451	23.49 ± 2.46	23.52 ± 2.53	0.858	22.55 ± 2.29	23.10 ± 2.92	0.027	24.17 ± 3.18	24.09 ± 3.53	0.699
SBP, mmHg	103.23 ± 6.56	111.02 ±13.12	<0.001	116.46 ± 7.00	118.46 ±15.21	0.273	128.40 ± 4.73	124.44 ±12.93	0.143	139.34 ±15.03	134.76 ±19.41	0.149
DBP, mmHg	67.53 ± 4.76	71.66 ± 8.13	<0.001	78.17 ± 4.05	74.27 ± 8.71	<0.001	79.80 ± 5.30	77.20 ± 8.23	0.215	86.18 ± 9.11	80.16 ±11.85	0.002
HDL-C, mmol/L	1.64 ± 0.36	1.60 ± 0.38	0.060	1.63 ± 0.36	1.51 ± 0.32	<0.001	1.85 ± 0.35	1.68 ± 0.30	0.004	1.72 ± 0.28	1.54 ± 0.28	<0.001
TG, mmol/L	1.19 ± 0.70	1.35 ± 0.80	0.007	1.33 ± 1.07	1.49 ± 0.88	0.059	1.07 ± 0.34	1.25 ± 0.66	0.080	1.27 ± 0.58	1.34 ± 0.59	0.456
FPG, mmol/L	5.26 ± 0.53	5.27 ± 0.55	0.868	5.37 ± 0.53	5.42 ± 0.48	0.474	5.24 ± 0.44	5.43 ± 0.47	0.047	5.51 ± 0.47	5.65 ± 0.66	0.173

BMI body mass index, SBP, DBP systolic / diastolic blood pressure, HDL-C high-density lipoprotein cholesterol, TG triglyceride, FPG fasting plasma glucose. P-value is based on paired t-test.