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Evaluation of a residential group therapy program for Canadian first responders Shields, Duncan M.; Klimas, Jan; Niyonsenga, Theo; Wong, Aynsley J.; Kuhl, David
Abstract
Objectives: To assess the effects of a four-day, group-based residential treatment program focused on enhancing
psychological health and social functioning of firefighter and police first responders in British Columbia, Canada.
Methods: Using a repeated-measures design, participants completed seven validated self-report questionnaires at
baseline (pre-test T0), two weeks after the session (post-test T1), and six months follow-up (T2). A multilevel
approach to the analysis of repeated measures examined the effects of the program on several indicators. These
included symptoms of major depressive disorder, symptoms of generalized anxiety, symptoms of post-traumatic
stress disorder, social role functioning, social support (giving and receiving), quality of life, and health related
impairments.
Results: A total of 106 police and 114 firefighters undertook the program. The baseline measures were completed
by 207 (94 %) participants and 175 (80 %) completed at least one questionnaire at the longest follow-up. All
outcomes measured improved from baseline to two-weeks post intervention (T0 to T1, p < 0.001), and sustained
reductions at six months follow-up (T0 to T2, p < 0.001), except for giving social support. The highest standardized
effect size (Cohen’s d) observed at six months (T2) was for symptoms of major depressive disorder (d =
-0.90), followed by symptoms of generalized anxiety disorder (d = -0.75), symptoms of post-traumatic stress
disorder (d = Objectives: To assess the effects of a four-day, group-based residential treatment program focused on enhancing
psychological health and social functioning of firefighter and police first responders in British Columbia, Canada.
Methods: Using a repeated-measures design, participants completed seven validated self-report questionnaires at
baseline (pre-test T0), two weeks after the session (post-test T1), and six months follow-up (T2). A multilevel
approach to the analysis of repeated measures examined the effects of the program on several indicators. These
included symptoms of major depressive disorder, symptoms of generalized anxiety, symptoms of post-traumatic
stress disorder, social role functioning, social support (giving and receiving), quality of life, and health related
impairments.
Results: A total of 106 police and 114 firefighters undertook the program. The baseline measures were completed
by 207 (94 %) participants and 175 (80 %) completed at least one questionnaire at the longest follow-up. All
outcomes measured improved from baseline to two-weeks post intervention (T0 to T1, p < 0.001), and sustained
reductions at six months follow-up (T0 to T2, p < 0.001), except for giving social support. The highest standardized
effect size (Cohen’s d) observed at six months (T2) was for symptoms of major depressive disorder (d =
-0.90), followed by symptoms of generalized anxiety disorder (d = -0.75), symptoms of post-traumatic stress
disorder (d = -0.69), symptom distress (d = -0.62), social role challenges (d = -0.58), quality of life (d = 0.44),
interpersonal relations (d = Objectives: To assess the effects of a four-day, group-based residential treatment program focused on enhancing
psychological health and social functioning of firefighter and police first responders in British Columbia, Canada.
Methods: Using a repeated-measures design, participants completed seven validated self-report questionnaires at
baseline (pre-test T0), two weeks after the session (post-test T1), and six months follow-up (T2). A multilevel
approach to the analysis of repeated measures examined the effects of the program on several indicators. These
included symptoms of major depressive disorder, symptoms of generalized anxiety, symptoms of post-traumatic
stress disorder, social role functioning, social support (giving and receiving), quality of life, and health related
impairments.
Results: A total of 106 police and 114 firefighters undertook the program. The baseline measures were completed
by 207 (94 %) participants and 175 (80 %) completed at least one questionnaire at the longest follow-up. All
outcomes measured improved from baseline to two-weeks post intervention (T0 to T1, p < 0.001), and sustained
reductions at six months follow-up (T0 to T2, p < 0.001), except for giving social support. The highest standardized
effect size (Cohen’s d) observed at six months (T2) was for symptoms of major depressive disorder (d = -0.69), symptom distress (d = -0.62), social role challenges (d = -0.58), quality of life (d = 0.44),
interpersonal relations (d = -0.40), and receiving emotional support (d = 0.23).
Conclusion: Participation in this program appeared to improve subjective ratings of Canadian firefighter and
police psychological health and social functioning. The results are promising and require further exploration with
a randomized trial and longer-term follow-up.
Item Metadata
| Title |
Evaluation of a residential group therapy program for Canadian first responders
|
| Creator | |
| Publisher |
Elsevier
|
| Date Issued |
2025-12-05
|
| Description |
Objectives: To assess the effects of a four-day, group-based residential treatment program focused on enhancing
psychological health and social functioning of firefighter and police first responders in British Columbia, Canada.
Methods: Using a repeated-measures design, participants completed seven validated self-report questionnaires at
baseline (pre-test T0), two weeks after the session (post-test T1), and six months follow-up (T2). A multilevel
approach to the analysis of repeated measures examined the effects of the program on several indicators. These
included symptoms of major depressive disorder, symptoms of generalized anxiety, symptoms of post-traumatic
stress disorder, social role functioning, social support (giving and receiving), quality of life, and health related
impairments.
Results: A total of 106 police and 114 firefighters undertook the program. The baseline measures were completed
by 207 (94 %) participants and 175 (80 %) completed at least one questionnaire at the longest follow-up. All
outcomes measured improved from baseline to two-weeks post intervention (T0 to T1, p < 0.001), and sustained
reductions at six months follow-up (T0 to T2, p < 0.001), except for giving social support. The highest standardized
effect size (Cohen’s d) observed at six months (T2) was for symptoms of major depressive disorder (d =
-0.90), followed by symptoms of generalized anxiety disorder (d = -0.75), symptoms of post-traumatic stress
disorder (d = Objectives: To assess the effects of a four-day, group-based residential treatment program focused on enhancing
psychological health and social functioning of firefighter and police first responders in British Columbia, Canada.
Methods: Using a repeated-measures design, participants completed seven validated self-report questionnaires at
baseline (pre-test T0), two weeks after the session (post-test T1), and six months follow-up (T2). A multilevel
approach to the analysis of repeated measures examined the effects of the program on several indicators. These
included symptoms of major depressive disorder, symptoms of generalized anxiety, symptoms of post-traumatic
stress disorder, social role functioning, social support (giving and receiving), quality of life, and health related
impairments.
Results: A total of 106 police and 114 firefighters undertook the program. The baseline measures were completed
by 207 (94 %) participants and 175 (80 %) completed at least one questionnaire at the longest follow-up. All
outcomes measured improved from baseline to two-weeks post intervention (T0 to T1, p < 0.001), and sustained
reductions at six months follow-up (T0 to T2, p < 0.001), except for giving social support. The highest standardized
effect size (Cohen’s d) observed at six months (T2) was for symptoms of major depressive disorder (d =
-0.90), followed by symptoms of generalized anxiety disorder (d = -0.75), symptoms of post-traumatic stress
disorder (d = -0.69), symptom distress (d = -0.62), social role challenges (d = -0.58), quality of life (d = 0.44),
interpersonal relations (d = Objectives: To assess the effects of a four-day, group-based residential treatment program focused on enhancing
psychological health and social functioning of firefighter and police first responders in British Columbia, Canada.
Methods: Using a repeated-measures design, participants completed seven validated self-report questionnaires at
baseline (pre-test T0), two weeks after the session (post-test T1), and six months follow-up (T2). A multilevel
approach to the analysis of repeated measures examined the effects of the program on several indicators. These
included symptoms of major depressive disorder, symptoms of generalized anxiety, symptoms of post-traumatic
stress disorder, social role functioning, social support (giving and receiving), quality of life, and health related
impairments.
Results: A total of 106 police and 114 firefighters undertook the program. The baseline measures were completed
by 207 (94 %) participants and 175 (80 %) completed at least one questionnaire at the longest follow-up. All
outcomes measured improved from baseline to two-weeks post intervention (T0 to T1, p < 0.001), and sustained
reductions at six months follow-up (T0 to T2, p < 0.001), except for giving social support. The highest standardized
effect size (Cohen’s d) observed at six months (T2) was for symptoms of major depressive disorder (d = -0.69), symptom distress (d = -0.62), social role challenges (d = -0.58), quality of life (d = 0.44),
interpersonal relations (d = -0.40), and receiving emotional support (d = 0.23).
Conclusion: Participation in this program appeared to improve subjective ratings of Canadian firefighter and
police psychological health and social functioning. The results are promising and require further exploration with
a randomized trial and longer-term follow-up.
|
| Subject | |
| Genre | |
| Type | |
| Language |
eng
|
| Date Available |
2026-01-12
|
| Provider |
Vancouver : University of British Columbia Library
|
| Rights |
Attribution-NonCommercial 4.0 International
|
| DOI |
10.14288/1.0451236
|
| URI | |
| Affiliation | |
| Citation |
Shields, D. M., Klimas, J., Niyonsenga, T., Lutz, K., Wong, A. J., & Kuhl, D. (2026). Evaluation of a residential group therapy program for Canadian first responders. Comprehensive Psychiatry, 145, 152650.
|
| Publisher DOI |
10.1016/j.comppsych.2025.152650
|
| Peer Review Status |
Reviewed
|
| Scholarly Level |
Faculty; Researcher
|
| Rights URI | |
| Aggregated Source Repository |
DSpace
|
Item Media
Item Citations and Data
Rights
Attribution-NonCommercial 4.0 International