Table 2. The associations of covariates and systolic and diastolic blood pressure.

Variables	Adjusted SBP			Adjusted DBP
	Beta coefficient	SE	P-value	Beta coefficient	SE	P-value
Age	1.75	0.320	< 0.001	2.11	0.173	< 0.001
Age2	−6.87 × 10−3	3.53 × 10−3	0.051	−1.76 × 10−2	1.91 × 10−3	< 0.001
Sex	−1.93	1.57	0.218	−2.44	0.842	0.004
BMI	0.662	9.32 × 10−2	< 0.001	−1.35 × 10−2	5.04 × 10−2	0.788
Current Smoking	5.73	1.65	< 0.001	1.66	0.889	0.062
PC1	35.6	26.5	0.181	30.2	14.8	0.042
PC2	−43.0	33.2	0.196	−9.04	19.5	0.644
PC3	69.2	29.3	0.019	28.1	16.8	0.094
PC4	−29.3	30.8	0.342	−3.74	17.9	0.835
PC5	−6.78	29.5	0.819	−8.15	16.9	0.630
PC6	−27.3	31.1	0.380	−2.43	18.1	0.893
PC7	23.0	32.8	0.484	31.6	19.2	0.099
PC8	−65.4	32.0	0.041	−38.1	18.6	0.041
PC9	1.78 × 10−2	31.0	1.00	24.9	18.0	0.166
PC10	−72.7	29.9	0.015	−49.7	17.2	0.004