Table 8 Analysis of people with different states of depression based on 24-h pH monitoring results (\(\overline{{\text{x}}}\) ± s, N = 518).
Variables | No depression (0–7 points, N = 297) | Mild depression (8–10 points, N = 128) | Moderate to severe depression (11–21 points, N = 93) | P |
|---|---|---|---|---|
Number of refluxes (pH < 4) | 65.87 ± 88.51 | 95.96 ± 105.82 | 105.73 ± 89.97 | < 0.001 |
% Time spent in reflux | 4.48 ± 8.92 | 6.74 ± 8.14 | 7.05 ± 6.93 | 0.006 |
Number of long refluxes (T ≥ 5 min) | 1.96 ± 4.13 | 2.97 ± 4.13 | 3.33 ± 3.79 | 0.005 |
DeMeester score | 18.92 ± 33.37 | 26.65 ± 29.54 | 28.44 ± 26.25 | 0.004 |