. 2020 Jul-Dec;13(2):89–98. doi: 10.21500/20112084.4604

Table 3. Means (M), standard deviations (SD), and ANOVA Results for outcome measures by time point and condition.

Intervention (n = 150)

Control (n = 150)

Analysis

Mesasure

Pre M(SD)

Post M(SD)

Follow-up M(SD)

Pre M(SD)

Post M(SD)

Follow-up M(SD)

Group Eﬀect

Time Eﬀect

Group X Time

η²

Self Ratings

15.77 (4.056)

11.97 (4.118)

11.15 (4.303)

16.90 (5.37)

17.34 (5.313)

15.41 (5.273)

69.558**

.190

46.922**

.241

20.662**

.123

Observations

16.42 (5.011)

12.57 (4.318)

12.31 (4.333)

16.27 (5.24)

16.34 (5.105)

15.56 (4.613)

57.603**

.175

51.577**

.364

23.931**

.318

Note. Lower mean scores suggest improvement

∗ ∗ p < .01.