Table 4: Possible correlations with the total reflux index (RSI).

Total reflux (RSI) 𝑃 value
Absent (≤10)Present (>10)

Age (mean ± SD) 4 7 . 1 1 ± 1 2 . 2 1 4 8 . 7 5 ± 1 3 . 0 4 0.731
Duration of disease (mean ± SD) 3 . 2 9 ± 4 . 4 7 3 . 5 0 ± 2 . 0 0 0.162
Gender0.227
 Male4 (66.7%)2 (33.3%)
 Female40 (87.0%)6 (13.0%)
Nodules0.035*
 Absent6 (60.0%)4 (40.0%)
 Present38 (90.5%)4 (9.5%)
TSH0.103
 Hyperthyroid3 (60.0%)2 (40.0%)
 Euthyroid32 (88.9%)4 (11.1%)
 Hypothyroid3 (60.0%)2 (40.0%)

*Significant results ( 𝑃 < 0 . 0 5 ).