Table 13.
Current cigar smoking and laryngeal cancer
| Study | Cohort name | Cigar smoker deaths | Effect estimate | 95% CI | Measure | Primary/secondary* | Adjustment | ICD codes |
|---|---|---|---|---|---|---|---|---|
| Current Cigar | ||||||||
| Kahn1966 | Dorn study | 6 | 10.33 | (3.72, 22.63) | SMR | Age | ICD 7: 161 | |
| Shanks1998 | CPS-I | 7 | 10.02 | (4.01, 20.64) | IRR | Primary | Age | |
| Shapiro2000 | CPS-II | 4 | 10.3 | (2.60, 41.00) | HR | Primary | Age, alcohol, smokeless tobacco | ICD 9: 161 |
*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.