Table 2 Summary of relevant NAS characteristics used in this study: complete set and subset of participants who had sulfate measures available (n =90), out of a total of 141 participants

Age (years)

n = 141 people

n = 90 people

Median 73; Range 56–88; SD ±6.8

Median 73; Range 58–88; SD ±6.6

Blood pressure (mmHg)

n = 141

n = 90

Systolic

Median 130; Range 87–188; SD ±16.13

Median 129.5; Range 87–188; SD ±15.65

Diastolic

Median 79; Range 54–98; SD ±9.1

Median 78; Range 55–96; SD ±9.11

Exposure (μg/m^3)

n = 141

n = 90

BC, 30-days averaged

Mean 0.84; SD ±0.16

Mean 0.83; SD ±0.15

Sulfate, 30-days averaged

N/A

Mean 3.06; SD ±0.79

Smoking status (n)

n = 141

n = 90

Never

53

32

Ever

7

5

Former

81

53

Blood count (%)

n = 136

n = 88

Lymphocytes

Median 26; Range 6–39; SD ±6.66

Median 26; Range 6–38; SD ±6.92

Neutrophils

Median 62; Range 45–86; SD ±7.71

Median 63; Range 45–86; SD ±7.78

Monocytes

Median 9; Range 4–14; SD ±1.92

Median 8; Range 4–14; SD ±1.96

Basophils

Median 1; Range 0–2; SD ±0.51

Median 1; Range 0–2; SD ±0.52

Eosinophils

Median 3; Range 0–11; SD ±1.9

Median 3; Range 0–10; SD ±1.83