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: , 200-701,    156,     Correspondence to: Sung Chul Park, Department of Internal Medicine, Kangwon National University Hospital, Kangwon National University School of Medicine, 156 Baengnyeong-ro, Chuncheon 200-722, Korea. Tel: +82-33-258-2405, Fax: +82-33-258-7146, E-mail: schlp@hanmail.net Financial support: None. Conflict of interest: None. :    (NSAID)            .                                 .           (pooled analysis) .    6 (   5,   1)  1,226   1,140     5,314         .                32% (OR, 0.68; 95% CI, 0.56-0.83).          (OR, 0.83; 95% CI, 0.66-1.03).                   .     (   ),    (10 )      40%     OR 0.56 (95% CI, 0.43-0.73, ptrend<0.001) 0.63 (95% CI, 0.45-0.90, ptrend=0.04) .                         .                            .

Nonsteroidal Anti-inflammatory Drug Type, Frequency, and Duration of Use and Risk of Adenocarcinomas of the Esophagus and Esophagogastric Junction