Ouweneel 2013 Controlled Community Website 311 No treatment 25 online Baseline, significantly stronger increase in self-efficacy 69 trial with sample referrals assignments over 8 levels and positive emotions in intervention to weeks, covering compared to control group intervention three areas: or control happiness, and resource-building Goodwin 2011 Uncontrolled Community Internet, 11 None adapted from Baseline, No significant changes in relationship 70 study sample with high flyers, PPT, with 5 functioning, relationship satisfaction, stress anxiety scores additional or anxiety Professional exercises, for 10 weeks Somatic disorders Huffman 2011 RCT Acute Three 30 Active control, 8 weekly exercises, Baseline, The PPT group showed greater 71 cardiovascular inpatient i.e. meditation. with weekly improvement in depressive symptoms, disease cardiac units telephone calls: (1) anxiety, happiness and health-related quality Attentional three good things, of life compared to the two control conditions control, i.e. (2) gratitude, (3) post-intervention recalling events best possible self from past week (health), (4) best possible self (relationships), (5) and (6) three acts of kindness and (7) and (8) a repeat of one component Mental disorders Asgharipoor RCT Out-patients with Referral by 18 CBT 12 weekly sessions, Baseline, Significant increases in happiness in both major 201272 therapists unclear use of groups. depressive exercises focusing disorder on the three domains of a good life
Ouweneel 2013 69 Controlled trial with to intervention or control Community sample Website 311 No treatment 25 online assignments over 8 weeks, covering three areas: happiness, and resource-building Baseline, significantly stronger increase in self-efficacy levels and positive emotions in intervention compared to control group Goodwin 2011 70 Uncontrolled study Community sample with high anxiety scores Internet, flyers, Professional referrals 11 None adapted from PPT, with 5 additional exercises, for 10 weeks Baseline, No significant changes in relationship functioning, relationship satisfaction, stress or anxiety Somatic disorders Huffman 2011 71 RCT Acute cardiovascular disease Three inpatient cardiac units 30 Active control, i.e. meditation. Attentional control, i.e. recalling events from past week 8 weekly exercises, with weekly telephone calls: (1) three good things, (2) gratitude, (3) best possible self (health), (4) best possible self (relationships), (5) and (6) three acts of kindness and (7) and (8) a repeat of one component Baseline, The PPT group showed greater improvement in depressive symptoms, anxiety, happiness and health-related quality of life compared to the two control conditions post-intervention Mental disorders Asgharipoor 201272 RCT Out-patients with major depressive disorder Referral by therapists 18 CBT 12 weekly sessions, unclear use of exercises focusing on the three domains of a good life Baseline, Significant increases in happiness in both groups.
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