Table 2 Association of nasal snuff and smoking with nasal malignancies
From: Risk factors for nasal malignancies in German men: the South-German Nasal cancer study
Controls (%) | Cases (%) | OR (95% CI) | |
|---|---|---|---|
All study participants | |||
Reference* | 2273 (94.7) | 399 (93.4) | 1.00 |
Nasal snuff (ever) | 128 (5.3) | 28 (6.6) | 1.45 (0.88–2.38) |
Nasal snuff package-years§ | 128 (5.3) | 28 (6.6) | 1.01 (1.00–1.02) |
Snuff package-years (quartiles) < 2 | 31 (1.3) | 2 (0.5) | 0.52 (0.10–2.68) |
2 < 4 | 27 (1.3) | 5 (1.2) | 1.16 (0.36–3.75) |
4 <12.5 | 37 (1.1) | 9 (2.1) | 1.29 (0.53–3.12) |
12.5+ | 33 (1.4) | 12 (2.8) | 2.41 (1.13–5.15) |
Smokers | |||
Reference* | 1333 (94.2) | 272 (93.2) | 1.00 |
Nasal snuff (ever) | 82 (5.8) | 20 (6.8) | 2.01 (1.00–4.02) |
Nasal snuff package-years§ | 82 (5.8) | 20 (6.8) | 1.02 (1.01–1.04) |
Snuff package-years(quartiles) < 2 | 16 (1.1) | 1 (0.3) | 0.60 (0.04–8.33) |
2 < 4 | 19 (1.3) | 3 (1.0) | 0.75 (0.11–4.96) |
4 <12.5 | 26 (1.8) | 7 (2.4) | 1.36 (0.44–4.25) |
12.5+ | 21 (1.5) | 9 (3.1) | 6.91 (2.31–2 0.69) |
Never-smokers | |||
Reference* | 940 (95.3) | 127 (94.1) | 1.00 |
Nasal snuff (ever) | 46 (4.7) | 8 (5.9) | 1.10 (0.43–2.80) |
Nasal snuff package-years§ | 46 (4.7) | 8 (5.9) | 1.00 (0.98–1.02) |