Table 3.
Current cigar smoking and all-cause mortality by inhalation level and cigars per day
| Study | Cohort name | Inhalation level | Cigars per day | Effect estimate | 95% CI | Measure | Primary/secondary* |
|---|---|---|---|---|---|---|---|
| Kahn1966 | Dorn study | <5 | 1.04 | (0.98, 1.11) | SMR | ||
| Kahn1966 | Dorn study | 5 to 8 | 1.17 | (1.06, 1.29) | SMR | ||
| Kahn1966 | Dorn study | 8+ | 1.49 | (1.24, 1.77) | SMR | ||
| Shanks1998 | CPS-I | 1 to 2 | 1.02 | (0.97, 1.07) | IRR | Primary | |
| Shanks1998 | CPS-I | 3 to 4 | 1.08 | (1.02, 1.15) | IRR | Primary | |
| Shanks1998 | CPS-I | 5+ | 1.17 | (1.10, 1.24) | IRR | Primary | |
| Shanks1998 | CPS-I | 1 to 2 | 1.02 | (0.93, 1.12) | IRR | Secondary | |
| Shanks1998 | CPS-I | 3 to 4 | 1.17 | (1.07, 1.28) | IRR | Secondary | |
| Shanks1998 | CPS-I | 5+ | 1.18 | (1.08, 1.29) | IRR | Secondary | |
| Shanks1998 | CPS-I | None | 1.04 | (1.00, 1.08) | IRR | Primary | |
| Shanks1998 | CPS-I | Slight | 1.19 | (1.09, 1.30) | IRR | Primary | |
| Shanks1998 | CPS-I | Moderate-deep | 1.6 | (1.38, 1.84) | IRR | Primary | |
| Shanks1998 | CPS-I | None | 1.04 | (0.97, 1.11) | IRR | Secondary | |
| Shanks1998 | CPS-I | Slight | 1.16 | (1.04, 1.29) | IRR | Secondary | |
| Shanks1998 | CPS-I | Moderate-deep | 1.33 | (1.16, 1.51) | IRR | Secondary |
*Primary cigar smoking: current, exclusive cigar smoking with no previous history of cigarette or pipe smoking; secondary cigar smoking: current, exclusive cigar smoking with previous history of cigarette or pipe smoking.