Introduction
Objectives
Methods
Study Setting
Participants
Interventions
IBBIS Integrated Intervention – INT
IBBIS Mental Healthcare – MHC
Service as Usual – SAU
Protocol Adherence
Outcomes
Statistical Analyses
Blinding
Results
Baseline Characteristics
Participants, no. (%) | ||||
---|---|---|---|---|
SAU (n = 203) | MHC (n = 200) | INT (n = 206) | ||
Age in years,
mean (SD)
| 43.08 (11.03) | 42.17 (11.01) | 40.42 (10.33) | |
Sex
| Female | 151 (74.4) | 147 (73.5) | 150 (72.8) |
Male | 52 (25.6) | 53 (26.5) | 56 (27.2) | |
Highest educational level achieved
| Primary school | 28 (13.8) | 26 (13) | 27 (13.1) |
Secondary or vocational education | 78 (38.4) | 79 (39.5) | 72 (35) | |
Bachelor’s degree or above | 97 (47.8) | 95 (47.5) | 107 (51.9) | |
Municipality
| Copenhagen | 129 (63.5) | 123 (61.5) | 124 (60.2) |
Gentofte | 16 (7.9) | 17 (8.5) | 18 (8.7) | |
Gladsaxe | 33 (16.3) | 35 (17.5) | 38 (18.4) | |
Lyngby-Taarbæk | 25 (12.3) | 25 (12.5) | 26 (12.6) | |
Vocational status
| Employed | 158 (77.8) | 154 (77.0) | 160 (77.7) |
Unemployed | 45 (22.2) | 46 (23.0) | 46 (22.3) | |
Level of depression per BDI, mean (SD)
a
| 27.05 (9.54) | 27.71 (9.63) | 28.12 (9.08) | |
Level of anxiety, BAI, mean (SD)
a
| 21.58 (9.71) | 21.68 (9.35) | 22.33 (8.51) | |
Level of stress, PSS, mean (SD)
a
| 25.97 (5.58) | 25.45 (5.07) | 26.04 (5.10) | |
Level of functioning, WSAS, mean (SD)
b
| 25.44 (7.37) | 26.08 (7.42) | 25.84 (7.07) | |
Sick leave weeks before baseline, mean (SD)
c
| 10.84 (4.44) | 11.32 (3.74) | 11.22 (4.29) | |
Diagnosis
| Anxiety | 72 (35.5) | 73 (36.5) | 77 (37.4) |
Depression | 131 (64.5) | 127 (63.5) | 129 (62.6) |
Vocational Outcomes
Group values | Group comparisons | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SAU - MHC | SAU - INT | MHC - INT | |||||||||||||||||
INT
|
MHC
|
SAU
| HR | p (98.3% CI) | HR | p (98.3% CI) | HR | p (98.3% CI) | |||||||||||
Time to return to worka | 30 [IQR: 17—81] | 37 [IQR: 17—>104] | 31 [IQR: 15—>104] | 1,17 | 0,196 (0,88—1,55) | 0,93 | 0,523 (0,71—1,22) | 0,79 | *0,0444 (0,6—1,05) | ||||||||||
INT
|
MHC
|
SAU
| OR | p (98.3% CI) | OR | p (98.3% CI) | OR | p (98.3% CI) | |||||||||||
Proportion in worka | 56.9% | 51% | 57.5% | 1,32 | 0,176 (0,81—2,17) | 1,05 | 0,826 (0,64—1,72) | 0,79 | 0,24 (0,48—1,29) | ||||||||||
INT
|
MHC
|
SAU
| RR | p (98.3%CI) | RR | p (98.3%CI) | RR | p (98.3%CI) | |||||||||||
Weeks of workb | 48.5 [SD: 10.5] | 40.4 [SD: 9] | 44.5 [SD: 9.5] | 1,1 | 0,229 (0,91—1,35) | 0,93 | 0,31 (0,78— 1,11) | 0,84 | *0,024 (0,69—1,01) |