Can brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment? - long-term results of the German day-care study (RCT)

Abstract Background Day-care and telephone counseling have been discussed as effective support measures for caregivers of people with cognitive impairment. Methods In a two-arm cluster-randomized trial involving multicomponent therapy for cognitively impaired persons in day-care centers and telephon...

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Main Authors: Carolin Donath, Katharina Luttenberger, Elmar Graessel, Jennifer Scheel, Anna Pendergrass, Elisa-Marie Behrndt
Format: Article
Language:English
Published: BMC 2019-07-01
Series:BMC Geriatrics
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12877-019-1207-y
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author Carolin Donath
Katharina Luttenberger
Elmar Graessel
Jennifer Scheel
Anna Pendergrass
Elisa-Marie Behrndt
author_facet Carolin Donath
Katharina Luttenberger
Elmar Graessel
Jennifer Scheel
Anna Pendergrass
Elisa-Marie Behrndt
author_sort Carolin Donath
collection DOAJ
description Abstract Background Day-care and telephone counseling have been discussed as effective support measures for caregivers of people with cognitive impairment. Methods In a two-arm cluster-randomized trial involving multicomponent therapy for cognitively impaired persons in day-care centers and telephone counseling for their caregivers versus treatment as usual (TAU), we investigated long-term effects on caregivers’ burden and depressiveness. Person-caregiver dyads involving home-dwelling persons with MCI, mild dementia, or moderate dementia were eligible. Day-care centers were randomized into an intervention group (IG) or a control group (CG). Outcome assessors were blinded. Out of 359 caregivers who had completed a 6-month intervention phase (nIG = 205, nCG = 154), a total of 304 of them were available at the 12-month follow-up (nIG = 173, nCG = 131). Instruments for assessing were the Burden Scale for Family Caregivers – short version (BSFC-s) (caregiver burden) and the Well-Being Index Score (WHO-5) (depressiveness). Mixed ANOVAs were used for the main analyses; descriptive statistics and subgroup analyses were additionally performed; secondary analyses involved multiple linear regressions for the main outcomes that were significant in the unadjusted main analysis. Results At follow-up, crude mean differences showed a nonsignificant advantage for the IG in caregiver burden [IG: −.20 (SD = 5.39) vs. CG: .76 (SD = 5.49), p = .126, d = .177] and depressiveness (reverse scored) [IG: −.05 (SD = 5.17) vs. CG: −.98 (SD = 5.65), p = .136, d = .173]. For caregiver burden, a mixed ANOVA resulted in significant main effects of group (F (1, 302) = 4.40; p = .037) and time (F (1.88, 568.96) = 3.56; p = .032) but not a significant interaction. The largest effects were found for the “mild dementia” subgroup (d = .443 for caregiver burden and d = .520 for depressiveness). Discussion Positive long-term effects of a combined intervention involving telephone counseling for caregivers and multicomponent activation for patients were observed especially for mild dementia. However, the treatment effects washed out after the intervention ended. Trial registration ISRCTN16412551 (date: 30 July 2014, retrospectively).
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spelling doaj.art-1ec2b32dbd7b4a29b5326951f69350b32022-12-22T00:59:05ZengBMCBMC Geriatrics1471-23182019-07-0119111510.1186/s12877-019-1207-yCan brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment? - long-term results of the German day-care study (RCT)Carolin Donath0Katharina Luttenberger1Elmar Graessel2Jennifer Scheel3Anna Pendergrass4Elisa-Marie Behrndt5Center for Health Services Research in Medicine, Department of Psychiatry and Psychotherapy, University Clinic Erlangen, Friedrich-Alexander-University Erlangen-Nürnberg (FAU)Center for Health Services Research in Medicine, Department of Psychiatry and Psychotherapy, University Clinic Erlangen, Friedrich-Alexander-University Erlangen-Nürnberg (FAU)Center for Health Services Research in Medicine, Department of Psychiatry and Psychotherapy, University Clinic Erlangen, Friedrich-Alexander-University Erlangen-Nürnberg (FAU)Center for Health Services Research in Medicine, Department of Psychiatry and Psychotherapy, University Clinic Erlangen, Friedrich-Alexander-University Erlangen-Nürnberg (FAU)Center for Health Services Research in Medicine, Department of Psychiatry and Psychotherapy, University Clinic Erlangen, Friedrich-Alexander-University Erlangen-Nürnberg (FAU)Center for Health Services Research in Medicine, Department of Psychiatry and Psychotherapy, University Clinic Erlangen, Friedrich-Alexander-University Erlangen-Nürnberg (FAU)Abstract Background Day-care and telephone counseling have been discussed as effective support measures for caregivers of people with cognitive impairment. Methods In a two-arm cluster-randomized trial involving multicomponent therapy for cognitively impaired persons in day-care centers and telephone counseling for their caregivers versus treatment as usual (TAU), we investigated long-term effects on caregivers’ burden and depressiveness. Person-caregiver dyads involving home-dwelling persons with MCI, mild dementia, or moderate dementia were eligible. Day-care centers were randomized into an intervention group (IG) or a control group (CG). Outcome assessors were blinded. Out of 359 caregivers who had completed a 6-month intervention phase (nIG = 205, nCG = 154), a total of 304 of them were available at the 12-month follow-up (nIG = 173, nCG = 131). Instruments for assessing were the Burden Scale for Family Caregivers – short version (BSFC-s) (caregiver burden) and the Well-Being Index Score (WHO-5) (depressiveness). Mixed ANOVAs were used for the main analyses; descriptive statistics and subgroup analyses were additionally performed; secondary analyses involved multiple linear regressions for the main outcomes that were significant in the unadjusted main analysis. Results At follow-up, crude mean differences showed a nonsignificant advantage for the IG in caregiver burden [IG: −.20 (SD = 5.39) vs. CG: .76 (SD = 5.49), p = .126, d = .177] and depressiveness (reverse scored) [IG: −.05 (SD = 5.17) vs. CG: −.98 (SD = 5.65), p = .136, d = .173]. For caregiver burden, a mixed ANOVA resulted in significant main effects of group (F (1, 302) = 4.40; p = .037) and time (F (1.88, 568.96) = 3.56; p = .032) but not a significant interaction. The largest effects were found for the “mild dementia” subgroup (d = .443 for caregiver burden and d = .520 for depressiveness). Discussion Positive long-term effects of a combined intervention involving telephone counseling for caregivers and multicomponent activation for patients were observed especially for mild dementia. However, the treatment effects washed out after the intervention ended. Trial registration ISRCTN16412551 (date: 30 July 2014, retrospectively).http://link.springer.com/article/10.1186/s12877-019-1207-yDay-careDementia, MCIInformal caregiversTelephone intervention
spellingShingle Carolin Donath
Katharina Luttenberger
Elmar Graessel
Jennifer Scheel
Anna Pendergrass
Elisa-Marie Behrndt
Can brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment? - long-term results of the German day-care study (RCT)
BMC Geriatrics
Day-care
Dementia, MCI
Informal caregivers
Telephone intervention
title Can brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment? - long-term results of the German day-care study (RCT)
title_full Can brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment? - long-term results of the German day-care study (RCT)
title_fullStr Can brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment? - long-term results of the German day-care study (RCT)
title_full_unstemmed Can brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment? - long-term results of the German day-care study (RCT)
title_short Can brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment? - long-term results of the German day-care study (RCT)
title_sort can brief telephone interventions reduce caregiver burden and depression in caregivers of people with cognitive impairment long term results of the german day care study rct
topic Day-care
Dementia, MCI
Informal caregivers
Telephone intervention
url http://link.springer.com/article/10.1186/s12877-019-1207-y
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