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Table 4 Outcomes of mixed models analyses at baseline, post-intervention and follow-up for the myCompass and attention control groups

From: Impact of a mobile phone and web program on symptom and functional outcomes for people with mild-to-moderate depression, anxiety and stress: a randomised controlled trial

Effect Contrast estimate df (numerator, denominator) F, tstatistica p Confidence intervalsb
WSAS
Group x time   2, 790 3.93 .020  
Interaction contrasts:
Intervention phasec 2.06 1, 790 2.77 .006 0.39-3.73
Follow-up phase -0.93 1, 761 -1.07 .281 -2.81-1.01
Depression
Group x time   2, 803 7.94 .000  
Interaction contrasts:
Intervention phase 3.22 1, 799 3.83 .000 1.33-5.10
Follow-up phase -2.85 1, 774 -2.91 .004 -5.05--0.65
DASS anxiety
Group x time   2, 805 4.20 .015  
Interaction contrasts:
Intervention phase 1.76 1, 802 2.76 .006 0.33-3.21
Follow-up phase -1.62 1, 775 -2.18 .029 -3.29--0.05
DASS stress
Group x time   2, 800 5.33 .120  
Interaction contrasts:
Intervention phase 1.48 1, 797 1.91 .056 -0.26-3.22
Follow-up phase -0.30 1, 770 -0.33 .721 -2.33-1.72
DASS total score
Group x time   2, 801 6.15 .002  
Interaction contrasts:
Intervention phase 6.73 1, 798 3.46 .001 2.91-10.55
Follow-up phase -5.14 1, 771 -2.27 .024 -9.59--0.69
  1. aAs appropriate.
  2. bBonferroni adjusted confidence intervals, P = .025.
  3. cAlthough the model is different, the intervention phase contrasts answer the same question as those comparing the myCompass and Attention Control groups reported in Table 3.