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. Author manuscript; available in PMC: 2011 Jan 25.
Published in final edited form as: Clin Gastroenterol Hepatol. 2009 Jul 1;7(10):1055–1061. doi: 10.1016/j.cgh.2009.06.023

Table 3.

Factors influencing endoscopic appearance

Variable OR [95% CI] for Normal appearance p-value
Age † (OR per year) 0.97 (0.94,1.00) 0.05
Male gender† 1.08 (0.42,2.83) 0.87
Time Period of study (1991–2000 Vs 2001–2005) † 0.34 (0.06,1.78) 0.20
Symptoms
 Food impaction § 0.42 (0.15,1.16) 0.09
 Heartburn § 0.91 (0.31,2.72) 0.87
 Dysphagia § 0.40 (0.07,2.27) 0.30
 Acid Regurgitation § 1.59 (0.53,4.76) 0.41
†

OR’s adjusted for age and gender

§

OR’s adjusted for age, gender and time period