Table 1.
Studies Examining the Prevalence of Barrett’s Esophagus
| AUTHOR(S) | YEAR | COUNTRY | SETTING, DESIGN |
STUDY SAMPLE |
SAMPLE SIZE |
% MALE |
AVG AGE (Y) |
HISTOLOGIC CONFIRMATION ? |
NO. WITH BE (%) |
NO. WITH LSBE (%) |
NO. WITH SSBE (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GERSON ET AL156 | 2002 | U.S. | Single VA Center, not population- based |
Individuals without GERD sx receiving sigmoidoscopy for CRC screening, |
110 | 92.0 | 61.0 | Yes | 27 (24.5%) |
19 (17.3%) |
8 (7.3%) |
| REX ET AL14 | 2003 | U.S. | Multicenter, not population- based |
Individuals receiving colonoscopy, no GI sx other than reflux or regurgitation |
961 | 59.5 | 59.0 | Yes | 65 (6.8%)a |
12 (1.2%) |
53 (5.5%) |
| RONKAINEN ET AL13 | 2005 | U.S. | Population- based sample from 2 Swedish communities |
Random sample of census-based registry |
1000 | 49.0 | 53.6 | Yes | 16 (1.6%)b |
5 (0.5%) |
11 (1.1%) |
| WARD ET AL157 | 2006 | U.S. | Single tertiary-care center, not population- based |
Individuals referred for screening colonoscopy |
300 | 53.7 | 61.0 | Yes | 50 (16.7%)c |
4 (1.3%) |
46 (15.3%) |
| ZAGARI ET AL 15 | 2008 | Italy | Population- based sample from 2 Italian communities |
Individuals remaining from original sample who elected to participate |
1033 | 51.1 | 59.7 | Yes | 13 (1.3%)d |
2 (0.2%) |
11 (1.1%) |
| ZOU ET AL158 | 2011 | China | Population- based sample from 2 Chinese areas |
Individuals remaining from random sample who elected to participate |
1030 | 42.3 | NR | No | 19 (1.8%)e |
NR | NR |