Copyright
©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 28, 2011; 17(28): 3330-3334
Published online Jul 28, 2011. doi: 10.3748/wjg.v17.i28.3330
Published online Jul 28, 2011. doi: 10.3748/wjg.v17.i28.3330
Table 2 Smoking habits of cases and controls
| Cases (n = 257) | Control (n = 514) | |
| Non-smoker (%) | 90 (35) | 355 (69) |
| Current smoker (%) | 69 (27) | 56 (11) |
| Former smoker (%) | 98 (38) | 103 (20) |
| Smoker (%) | 167 (65) | 159 (31) |
| Age of starting smoking | 19 (15-20) | 18 (15-20.5) |
| Cigarettes/d | 21 (15-27) | 22 (10-30) |
| Pack/yr | 28 (16-42) | 25 (10-39) |
-
Citation: Wang XQ, Yan H, Terry PD, Wang JS, Cheng L, Wu WA, Hu SK. Interactions between
CagA and smoking in gastric cancer. World J Gastroenterol 2011; 17(28): 3330-3334 - URL: https://www.wjgnet.com/1007-9327/full/v17/i28/3330.htm
- DOI: https://dx.doi.org/10.3748/wjg.v17.i28.3330