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. Author manuscript; available in PMC: 2013 Feb 1.
Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2011 Dec 16;21(2):376–383. doi: 10.1158/1055-9965.EPI-11-0927

Table 4.

Symptoms and exposures according to family type (includes affected individuals in the non-familial group and all individuals in the duplex and multiplex kindreds)

Nonfamilial Duplex Multiplex p-value
BE/EAC/EGJAC
Affected 830 421 146
Unaffected N/A 3071 1065
Total 830 3438 1211

Heartburn Present
Yes 507/724(70.03%) 339/528(64.20%) 178/263(67.68%) 0.2294*
No 211/724(29.14%) 183/528(34.66%) 84/263(31.94%)
Unknown 6/724(0.83%) 6/528(1.14%) 1/263(0.38%)

Regurgitation Present
Yes 475/717(66.25%) 301/525(57.33%) 144/264(54.55%) 0.0014*
No 233/717(32.50%) 216/525(41.14%) 118/264(44.70%)
Unknown 9/717(1.26%) 8/525(1.52%) 2/264(0.76%)

Smoking
Yes 466/725(64.28%) 271/529(51.23%) 120/263(45.63%) 6.3E-8*
No 251/725(34.62%) 253/529(47.83%) 140/263(53.23%)
Unknown 8/725(1.10%) 5/529(0.95%) 3/263(1.14%)

Alcohol
Yes 581/723(80.36%) 446/527(84.63%) 238/261(91.19%) 8.2E-4*
No 126/723(17.43%) 74/527(14.04%) 22/261(8.43%)
Unknown 16/723(2.21%) 7/527(1.33%) 1/261(0.38%)

Average BMI 29.6 28.9 28.6 0.0033#
#

Wilcoxon test p-value;

*

Fishers exact test p-value;

^

Chi-square test p-value