Patients with proximal pH probes had higher odds of having their chest pain ( odds ratio [ OR ] , 8.44 ; 95 % confidence interval [ CI ] , 1.35-52 .6 ; P = .02 ) , odynophagia ( OR , 49.5 ; 95 % CI , 4.70-520 ; P = .001 ) , and dysphagia ( OR , 14.3 ; 95 % CI , 2.12-96 .6 ; P = .006 ) exacerbated .
