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Table 6 Current cigar smoking and esophageal 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

12

5.33

(2.74, 9.34)

SMR

 

Age

ICD 8: 150

Carstensen1987

Swedish Census Cohort

2

6.5

(0.61, 23.90)

SMR

 

Age, residence

ICD 8: 150

Shanks1998

CPS-I

19

3.6

(2.17, 5.62)

IRR

Primary

Age

 

Shanks1998

CPS-I

7

3.52

(1.41, 7.25)

IRR

Secondary

Age

 

Shapiro2000

CPS-II

9

1.8

(0.90, 3.70)

HR

Primary

Age, alcohol, smokeless tobacco

ICD 9: 150

  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.