Table 1 Initial data of the ERD and NERD group. No statistical significance between the two groups detectable
From: Erosive esophageal reflux vs. non erosive esophageal reflux: oral findings in 71 patients
Parameter | ERD group (n = 29) | NERD group (n = 42) | p | Difference significant? |
|---|---|---|---|---|
Age (mean ± SD) | 48.0 ± 16.03 | 50.9 ± 14.5 | 0.43 | No |
Range (years) | 22–83 | 25 – 74 | ||
Female (n = 41) | 16 | 25 | 0.22 | No |
Male (n = 30) | 13 | 17 | 0.22 | No |
Caucasian ethnicity | 100 % (n = 29) | 100 % (n = 42) | 0 | No |
Teeth (mean ± SD) | 20.6 ± 8.4 | 18.8 ± 7.6 | 0.35 | No |
Smoking | 7 (24.1 %) | 12 (28.6 %) | 0.17 | No |