Table 9 Current cigar smoking and stomach cancer by inhalation level, cigars per day, duration, and age started smoking cigars
From: Systematic review of cigar smoking and all cause and smoking related mortality
Study | Cohort name | Inhalation level | Cigars per day | Duration (years) | Age started cigars (years) | Effect estimate | 95% CI | P-trend | Measure |
|---|---|---|---|---|---|---|---|---|---|
Chao2002 | CPS-II | Â | 1 to 4 | Â | Â | 1.68 | (0.95, 2.97) | Â | HR |
Chao2002 | CPS-II | Â | 5+ | Â | Â | 4.2 | (2.32, 7.60) | 0.746 | HR |
Chao2002 | CPS-II | None | Â | Â | Â | 2.08 | (1.22, 3.57) | Â | HR |
Chao2002 | CPS-II | Slight to deep | Â | Â | Â | 3.93 | (1.92, 8.04) | Â | HR |
Chao2002 | CPS-II |  |  | ≤39 |  | 2.42 | (1.36, 4.28) |  | HR |
Chao2002 | CPS-II |  |  | ≥40 |  | 2.55 | (1.32, 4.94) | 0.079 | HR |
Chao2002 | CPS-II |  |  |  | ≤19 | 2.78 | 1.23 6.28 |  | HR |
Chao2002 | CPS-II | Â | Â | Â | 20-29 | 3.01 | 1.65 5.49 | Â | HR |
Chao2002 | CPS-II |  |  |  | ≥30 | 1.74 | 0.71 4.24 | 0.617 | HR |