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. 2021 Jan 11;8(1):e23491. doi: 10.2196/23491

Table 13.

Analysis of Perceived Stress Scale categories: intervention.

Perceived Stress Scale, intervention Low (0-13) Moderate (14-26) High (27-40)

N=11 N=44 N=21
Mean (T1/T2) 9.55/11.09 20.25/17.93 30.86/23.36
Mean difference, Cohen d 1.54, 0.26 –2.32, 0.40 –7.5, 1.59