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Mean±standard deviation, t score and Z score of perceived stress scale and Pittsburg sleep quality index before and after yoga intervention, and Cohen’s d
| Variables | Mean±SD | Percentage changes | t score and Z scores | Cohen’s d | |
|---|---|---|---|---|---|
|
| |||||
| Pre | Post | ||||
| PSS score | 15.82±6.67 | 11.55±5.62*** | −27.01 | t=−5.49 | 0.69 |
| PSQI score | 5.09±3.48 | 3.23±2.74*** | −38.68 | Z=−4.38 | 0.63 |
***P<0.001. PSS Perceived stress scale; PSQI Pittsburg sleep quality index
