Table 4.

Between group differences after 4 weeks of treatment.

Outcomes	Intervention group (n = 42) Mean ± SD	Control group (n = 40) Mean ± SD	p value
BDI	13.61 ± 3.72	15.48 ± 4.18	0.14a
HDRS	12.44 ± 3.60	14.08 ± 3.77	0.16a
GERD questionnaire	28.39 ± 9.74	35.54 ± 12.23	0.01a∗
NPRS	4.57 ± 0.91	4.95 ± 0.96	0.04b∗

Note: n, number of participants.

Abbreviations: BDI, Beck Depression Inventory; GERD, gastroesophageal reflux disease; HDRS, Hamilton Depression Rating Scale; NPRS, Numerical Pain Rating Scale; SD, standard deviation.

^aStudent's t.

^bMann–Whitney U.

^∗Significant value, if p < 0.05.