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. 2011 Nov 11;50(2):169–175. doi: 10.3164/jcbn.11-75

Fig. 4.

Fig. 4

The mean scores for questions 2 and question 7 in COPD or asthma patients with GERD having a history of disease exacerbation vs patients without having a history of exacerbation. The scores of COPD patients with GERD for question 2 (bloated stomach) (a). Scores are compared between COPD patients with GERD having a history vs without having a history of exacerbation. Scores of asthma patients with GERD for question 7 (unusual sensation of the throat) (b). Scores are compared between asthma patients with GERD having a history vs without having a history of exacerbation. *Significant difference between groups.