Table 2.

Comparison of Depression, Anxiety, and Stress Scale-21 score and the domains among patients

Variable*	Intervention (n=26)	Placebo (n=26)	P a
DASS
Before treatment	61.2±7.1	61.1±6.4	0.748
After treatment	50.1±6.8	58.2±5.6	<0.001
Difference	−11.24±5.69	−2.72±6.19	<0.001
Pb	<0.001	0.032
Depression
Before treatment	23.1±2.1	23.4±2.5	0.603
After treatment	18.6±2.7	23.4±2.1	<0.001
Difference	−5.5±2.47	−0.24±2.17	<0.001
Pb	<0.001	0.947
Anxiety
Before treatment	23.3±2	23.6±2	0.814
After treatment	21.7±3	21.7±3	0.545
Difference	−1.96±4.11	−1.32±4.66	0.572
Pb	0.031	0.204
Stress
Before treatment	16.2±7.7	15.3±7.4	0.810
After treatment	6.4±6.6	14.5±7.5	0.207
Difference	−4.04±7.29	−1.16±7.22	0.167
Pb	0.011	0.430

*Data are represented by mean±SD; ^aP: Between group analysis; ^bP: Within group analysis. SD=Standard deviation; DASS=Depression, Anxiety, and Stress Scale