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Table 6 Symptom Score (Reflux Disease Questionnaire RDQ) in all patients and in patients with normal or reduced productivity

From: Impact of gastro-oesophageal reflux disease on work productivity despite therapy with proton pump inhibitors in Germany

RDQ Scale Working patients No reduced productivity Reduced productivity Difference P value
  total (WPS) (WPS)   
  N = 249 N = 97 N = 152   
Regurgitation 1.67 (1.41) 1.40 (1.39) 1.84 (1.40) -0.44 0.02
Heartburn 1.23 (1.36) 1.00 (1.29) 1.38 (1.39) -0.38 0.04
Dyspepsia 1.48 (1.36) 1.21 (1.35) 1.64 (1.33) -0.43 0.01
GERD (regurgitation + heartburn) 1.45 (1.22) 1.20 (1.20) 1.61 (1.20) -0.41 < 0.01