|
Study variable
|
Subjects with BCb
|
Subjects with PM2.5b
|
|---|
|
Age (years)
|
73.6 (7.0)
|
75.2 (6.4)
|
|
Body mass index (kg/m2)
|
28.1 (4.0)
|
27.9 (4.1)
|
|
≥ 30 kg/m2 (n [%])
|
137 (25.4)
|
121 (25.5)
|
|
< 30 kg/m2 (n [%])
|
403 (74.6)
|
354 (74.5)
|
|
Fasting blood glucose (n [%])
| | |
|
< 110 mg/dL
|
371 (68.7)
|
332 (69.9)
|
|
≥ 110 or <126 mg/dL
|
96 (17.8)
|
91 (19.2)
|
|
≥ 126 mg/dL
|
73 (13.5)
|
52 (11.0)
|
|
Smoking
| | |
|
Never smoker
|
156 (28.9)
|
143 (30.1)
|
|
Current smoker
|
22 (4.1)
|
14 (3.0)
|
|
Former smoker
|
362 (67.0)
|
318 (67.0)
|
|
Anti-hypertensive medicine use (n [%])
| | |
|
Yes
|
325 (60.2)
|
311 (65.5)
|
|
No
|
215 (39.8)
|
164 (34.5)
|
|
Season
| | |
|
Spring
|
135 (25.0)
|
112 (23.6)
|
|
Summer
|
109 (20.2)
|
120 (25.3)
|
|
Fall
|
166 (30.7)
|
144 (30.3)
|
|
Winter
|
130 (24.1)
|
99 (20.8)
|
|
Mean arterial pressure (mmHg)
|
92.6 (10.7)
|
87.9 (10.0)
|
|
Room temperature (°C)
|
24.1 (1.9)
|
23.3 (1.8)
|
|
Diabetes (n [%])
| | |
|
Yes
|
107 (19.8)
|
99 (20.8)
|
|
No
|
433 (80.2)
|
376 (79.2)
|
|
Oxidative stress gene score
| | |
|
Low
|
184 (42.0)
|
146 (38.4)
|
|
High
|
254 (58.0)
|
234 (61.6)
|
|
Heart rate variability
| | |
|
Log10HF, msec2
|
1.9 (0.7)
|
2.0 (0.7)
|
|
Log10LF, msec2
|
2.0 (0.6)
|
1.9 (0.6)
|
|
Log10SDNN, msec
|
1.5 (0.3)
|
1.5 (0.3)
|
|
Log10LF:HF
|
0.04 (0.5)
|
−0.05 (0.5)
|
- BC black carbon, PM
2.5
particulate matter <2.5 μm in aerodynamic diameter
- aNormative Aging Study (2000–2011)
- bValues are mean (SD) or n (%)
