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Table 13 Current cigar smoking and laryngeal cancer

From: Systematic review of cigar smoking and all cause and smoking related mortality

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

  1. *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.