From: Air pollution and urinary n-acetyl-B-glucosaminidase levels in residents living near a cement plant
Variables | U-NAG, U/L | P* | Higher U-NAG (≥5.67), U/L | P** | ||
---|---|---|---|---|---|---|
GM | GSD | n | % | |||
Sex | ||||||
Male | 1.90 | 1.49 | 0.004 | 35 | 17.2 | 0.752 |
Female | 2.51 | 1.79 | 63 | 18.3 | ||
Age, years | ||||||
40–59 | 1.71 | 1.05 | 0.000 | 22 | 11.9 | 0.009 |
≥ 60 | 2.62 | 1.80 | 76 | 21.0 | ||
Occupation | ||||||
non-manual | 2.14 | 1.66 | 0.070 | 62 | 16.8 | 0.307 |
manual | 2.55 | 1.62 | 36 | 20.3 | ||
Air pollution exposure | ||||||
LEG | 2.63 | 1.35 | 0.242 | 8 | 12.1 | 0.071 |
MEG-R | 2.12 | 1.45 | 43 | 15.8 | ||
MEG-D | 2.36 | 2.34 | 47 | 22.5 | ||
Smoking | ||||||
none | 2.30 | 1.82 | 0.448 | 83 | 18.4 | 0.552 |
current | 2.10 | 1.65 | 15 | 15.8 | ||
HTN, mmHg | ||||||
< 140/90 | 2.17 | 1.59 | 0.101 | 66 | 16.1 | 0.055 |
≥ 140/90 | 2.57 | 2.48 | 32 | 23.4 | ||
DM, HbA1c (%) | ||||||
< 6.5 | 2.14 | 1.52 | 0.007 | 71 | 15.8 | 0.006 |
≥ 6.5 | 2.93 | 3.55 | 27 | 27.6 | ||
Urine cadmium, μg/g cr | ||||||
1Q (0.09–0.44) | 1.93 | 0.90 | 0.007 | 17 | 12.6 | 0.145 |
2Q (0.44–0.75) | 1.99 | 1.69 | 24 | 17.4 | ||
3Q (0.75–1.16) | 2.40 | 2.38 | 25 | 18.2 | ||
4Q (1.16–8.91) | 2.84 | 2.43 | 32 | 23.4 | ||
Urine mercury, μg/g cr | ||||||
1Q (0.09–0.42) | 1.96 | 1.05 | 0.020 | 19 | 14.1 | 0.023 |
2Q (0.42–0.63) | 1.98 | 1.33 | 19 | 13.8 | ||
3Q (0.63–0.93) | 2.56 | 1.50 | 24 | 17.5 | ||
4Q (0.93–4.16) | 2.65 | 3.48 | 36 | 26.3 | ||
Blood lead, μg/dL | ||||||
1Q (0.77–2.13) | 2.33 | 1.66 | 0.941 | 25 | 18.8 | 0.830 |
2Q (2.13–2.70) | 2.31 | 1.74 | 27 | 19.3 | ||
3Q (2.70–3.50) | 2.17 | 1.91 | 25 | 18.2 | ||
4Q (3.50–10.37) | 2.26 | 1.72 | 21 | 15.3 | ||
Total | 2.27 | 1.80 | 98 | 17.9 |