Table 4.

Mixed REML regression models for outcome variables with fixed factors of time and intervention status, and participants as random.

DASS-21	b	se	z	p-value	95%Conf.	Interval
Timepoint
T1	−7.46	2.13	−3.51	0.000	−11.62	−3.29
T2	−12.08	2.54	−4.75	0.000	−17.06	−7.09
T3	−10.38	2.17	−4.78	0.000	−14.63	−6.13
Intervention status
1	−9.17	1.61	−5.69	0.000	−12.33	−6.01
Number of obs = 413, Number of groups = 118, Bootstrap replications = 50
Log restricted-likelihood = −1,791.41, Wald chi2 (4) = 73.89, Prob > chi2 = 0.00.
K10	b	se	z	p- value	95%Conf.	Interval
Timepoint
T1	−3.60	0.78	−4.63	0.000	−5.13	−2.08
T2	−4.42	0.80	−5.51	0.000	−6.00	−2.85
T3	−4.79	0.86	−5.57	0.000	−6.48	−3.11
Intervention status
1	−3.54	0.55	−6.48	0.000	−4.62	−2.47
Number of obs = 405, Number of groups = 118, Bootstrap replications = 50,
Log restricted-likelihood = −1,307.54, Wald chi2 (4) = 97.97, Prob > chi2 = 0.00
SWLS	b	se	z	p- value	95%Conf.	Interval
Timepoint
T1	2.12	0.60	3.50	0.000	0.93	3.30
T2	2.96	0.57	5.22	0.000	1.85	4.07
T3	3.08	0.53	5.78	0.000	2.03	4.12
Intervention status
1	0.59	0.44	1.35	0.177	−0.27	1.45
Number of obs = 411, Number of groups = 118, Bootstrap replications = 50,
Log restricted-likelihood = −1,245.15, Wald chi2 (4) = 47.31, Prob > chi2 = 0.00.
FS	b	se	z	p- value	95%Conf.	Interval
Timepoint
T1	2.86	0.63	4.52	0.000	1.62	4.10
T2	3.84	0.74	5.17	0.000	2.39	5.30
T3	4.26	0.75	5.70	0.000	2.79	5.72
Intervention status
1	2.17	0.58	3.74	0.000	1.03	3.30
Number of obs = 411, Number of groups = 118, Bootstrap replications = 50,
Log restricted-likelihood = −1,333.32, Wald chi2 (4) = 73.53, Prob > chi2 = 0.00.

DASS-21, Depression, Anxiety, and Stress Scale-21; K10, Kessler Psychological Distress Scale; SWLS, Satisfaction with Life Scale; FS, Flourishing Scale.