Efficacy of meaning-centered group psychotherapy for cancer survivors: a randomized controlled trial.
Efficacy of meaning-centered group psychotherapy for cancer survivors: a randomized controlled trial.
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DOI:
10.1017/s0033291717000447
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发表时间:
2017-08
影响因子:
6.9
通讯作者:
Verdonck-de Leeuw IM
中科院分区:
文献类型:
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作者:
van der Spek N;Vos J;van Uden-Kraan CF;Breitbart W;Cuijpers P;Holtmaat K;Witte BI;Tollenaar RAEM;Verdonck-de Leeuw IM
The aim of this study was to assess the efficacy of meaning-centered group psychotherapy for cancer survivors (MCGP-CS) to improve personal meaning, compared to supportive group psychotherapy (SGP) and care as usual (CAU). A total of 170 cancer survivors were randomly assigned to one of the three study arms: MCGP-CS (n = 57), SGP (n = 56), CAU (n = 57). Primary outcome measure was Personal Meaning Profile (total score PMP). Secondary outcome measures were subscales of the PMP, psychological well-being (SPWB), posttraumatic growth (PTGI), mental adjustment to cancer (MAC), optimism (LOT-R), hopelessness (BHS), psychological distress (anxiety and depression, HADS), and quality of life (EORTC QLQ-C30). Outcome measures were assessed before randomization, post-intervention, after three and six months follow-up (FU). Linear mixed model analyses (intention-to-treat) showed significant differences between MCGP-CS, SGP and CAU on the total PMP score, and on (sub)scales of the PMP, SPWB, MAC, and HADS. Post-hoc analyses showed significantly stronger treatment effects of MCGP-CS compared to CAU on personal meaning (d=0.81), goal-orientedness (d=1.07), positive relations (d=0.59), purpose in life (d=0.69); fighting spirit (d=0.61) (post-intervention), helpless/hopeless (d=−0.87) (3 months FU); distress (d=−0.6) and depression (d=−0.38) (6 months FU). Significantly stronger effects of MCGP-CS compared to SGP were found on personal growth (d=0.57) (3 months FU), and environmental mastery (d=0.66) (6 months FU). MCGP-CS is an effective intervention for cancer survivors to improve personal meaning, psychological well-being and mental adjustment to cancer in the short term, and to reduce psychological distress in the long run.