Outcome domain | Outcome | Group mean (SD) | Group comparison | ||||||||||||
(S: secondary; E: explorative) | SAU–MHC | SAU–INT | MHC–INT | ||||||||||||
INT | MHC | SAU | Diff | P value | 98.3% CI | Diff | P value | 98.3% CI | Diff | P value | 98.3% CI | ||||
6-month follow-up | Symptoms | BAI | S | 12.57 (8.56) | 12.89 (9.06) | 14.17 (9.41) | 0.16 | 0.866 | −2.06 to 2.37 | 1.28 | 0.179 | −1 to 3.56 | 0.16 | 0.866 | −2.06 to 2.37 |
BDI | S | 12.5 (9.03) | 12.83 (9.8) | 14.39 (11.09) | 1.30 | 0.201 | −1.14 to 3.74 | 1.37 | 0.167 | −1 to 3.73 | 0.06 | 0.949 | −2.23 to 2.35 | ||
PSS | S | 16.51 (7.38) | 16.33 (7.03) | 18.33 (7.33) | 1.66 | 0.0147** | 0.03 to 3.3 | 1.46 | 0.0339* | −0.19 to 3.12 | −0.22 | 0.743 | −1.82 to 1.38 | ||
KEDS | E | 65.82 (17.82) | 67.4 (17.87) | 69.92 (18.81) | 2.03 | 0.196 | −1.73 to 5.79 | 3.54 | 0.0268* | −0.29 to 7.37 | 1.50 | 0.335 | −2.24 to 5.25 | ||
4DSQ-soma | E | 9.22 (6.25) | 9.4 (6.5) | 10.12 (6.72) | 0.71 | 0.313 | −0.97 to 2.38 | 0.67 | 0.316 | −0.94 to 2.29 | −0.02 | 0.979 | −1.66 to 1.63 | ||
4DSQ-distr | E | 13.04 (7.87) | 13.75 (7.74) | 14.18 (8.59) | 0.31 | 0.668 | −1.45 to 2.07 | 0.90 | 0.229 | −0.9 to 2.7 | 0.57 | 0.423 | −1.14 to 2.29 | ||
4DSQ-anx | E | 3.9 (4.62) | 4.3 (4.99) | 4.49 (5.29) | 0.32 | 0.566 | −1.03 to 1.67 | 0.58 | 0.298 | −0.75 to 1.9 | 0.26 | 0.631 | −1.04 to 1.55 | ||
4DSQ-depr | E | 1.72 (2.62) | 1.83 (2.63) | 2.64 (3.37) | 0.57 | 0.074 | −0.19 to 1.33 | 0.66 | 0.0382* | −0.1 to 1.42 | 0.09 | 0.781 | −0.65 to 0.82 | ||
Functioning | WSAS | S | 13.44 (9.96) | 14.96 (10.61) | 15.05 (10.71) | −0.05 | 0.956 | −2.38 to 2.27 | 1.23 | 0.197 | −1.06 to 3.52 | 1.26 | 0.172 | −0.95 to 3.46 | |
Presenteeism | SPS | E | 19.58 (2.93) | 19.82 (2.68) | 19.58 (3.77) | 0.13 | 0.675 | −0.62 to 0.89 | 0.12 | 0.682 | −0.6 to 0.85 | 0.00 | 0.99 | −0.67 to 0.66 | |
Self-efficacy | IPQ | E | 17.34 (3.29) | 16.88 (3.7) | 15.85 (4.08) | −0.78 | 0.0466* | −1.72 to 0.16 | −1.27 | 0.0008** | −2.17 to −0.36 | −0.47 | 0.202 | −1.35 to 0.41 | |
GSE | E | 26.74 (6.72) | 26.29 (6.74) | 25.6 (7.12) | −0.56 | 0.421 | −2.22 to 1.1 | −1.11 | 0.112 | −2.77 to 0.56 | −0.54 | 0.425 | −2.17 to 1.09 | ||
RTW-SE | E | 25.7 (9.06) | 23.97 (9.14) | 24.04 (9.79) | 0.25 | 0.766 | −1.77 to 2.28 | −1.39 | 0.103 | −3.43 to 0.65 | −1.64 | 0.0445* | −3.59 to 0.31 | ||
Life quality | QOLS | E | 69.89 (14.75) | 69.6 (15.03) | 68.14 (16.02) | −0.94 | 0.515 | −4.38 to 2.51 | −1.05 | 0.459 | −4.44 to 2.35 | −0.12 | 0.93 | −3.5 to 3.26 | |
EQ5DL | E | 0.79 (0.15) | 0.78 (0.16) | 0.77 (0.16) | −0.01 | 0.505 | −0.05 to 0.03 | −0.02 | 0.293 | −0.05 to 0.02 | −0.01 | 0.71 | −0.04 to 0.03 | ||
Satisfaction | CSQ | E | 26.83 (4.48) | 25.36 (5.09) | 20.03 (6.1) | −4.01 | <0.0005** | −5.53 to −2.48 | −5.28 | <0.0005** | −6.74 to −3.81 | −1.28 | 0.0178* | −2.57 to 0.01 | |
12-month follow-up | Symptoms | BAI | E | 12.05 (9.03) | 11.96 (8.92) | 12.34 (9.22) | 1.04 | 0.096 | −0.46 to 2.54 | 0.87 | 0.154 | −0.59 to 2.34 | −0.16 | 0.793 | −1.59 to 1.27 |
BDI | E | 11.14 (10.58) | 12.05 (9.92) | 12.54 (11.56) | 0.09 | 0.893 | −1.55 to 1.74 | 0.41 | 0.536 | −1.18 to 2.01 | 0.34 | 0.61 | −1.24 to 1.91 | ||
PSS | E | 15.52 (7.82) | 16.01 (7.22) | 15.93 (7.64) | 0.30 | 0.549 | −0.91 to 1.52 | 0.58 | 0.25 | −0.62 to 1.77 | 0.27 | 0.589 | −0.93 to 1.48 | ||
KEDS | E | 57.73 (19.05) | 59.64 (18.98) | 60.62 (19.97) | 0.91 | 0.605 | −3.31 to 5.13 | 2.07 | 0.233 | −2.09 to 6.24 | 1.16 | 0.494 | −2.92 to 5.24 | ||
4DSQ-somatisation | E | 9.85 (6.99) | 9.41 (6.38) | 9.6 (6.61) | 0.41 | 0.559 | −1.27 to 2.1 | 0.11 | 0.87 | −1.53 to 1.76 | −0.28 | 0.675 | −1.91 to 1.34 | ||
4DSQ-distress | E | 12.35 (8.1) | 13.07 (7.62) | 12.93 (8.69) | −0.21 | 0.793 | −2.09 to 1.68 | 0.42 | 0.598 | −1.48 to 2.31 | 0.61 | 0.417 | −1.19 to 2.41 | ||
4DSQ-anxiety | E | 3.39 (4.15) | 3.98 (4.97) | 3.58 (4.72) | −0.09 | 0.869 | −1.4 to 1.22 | 0.28 | 0.6 | −0.99 to 1.55 | 0.37 | 0.476 | −0.88 to 1.63 | ||
4DSQ-depression | E | 1.59 (2.64) | 1.78 (2.4) | 2.12 (3.25) | 0.24 | 0.449 | −0.52 to 1 | 0.33 | 0.3 | −0.43 to 1.08 | 0.09 | 0.773 | −0.62 to 0.79 | ||
Functioning | WSAS | E | 11.85 (9.81) | 12.8 (10.61) | 12.22 (10.55) | −0.17 | 0.803 | −1.85 to 1.5 | 0.18 | 0.796 | −1.46 to 1.82 | 0.36 | 0.594 | −1.26 to 1.97 | |
Presenteeism | SPS | E | 19.53 (3.35) | 19.88 (3.25) | 19.35 (3.7) | 0.03 | 0.932 | −0.9 to 0.97 | −0.32 | 0.397 | −1.21 to 0.58 | −0.31 | 0.375 | −1.15 to 0.53 | |
Self-efficacy | IPQ | E | 17.21 (4.19) | 17.04 (4.09) | 16.38 (4.02) | −0.51 | 0.223 | −1.51 to 0.49 | −0.73 | 0.068 | −1.69 to 0.23 | −0.21 | 0.601 | −1.17 to 0.75 | |
GSE | E | 28.22 (6.93) | 27.46 (7.19) | 27.21 (7.86) | −0.29 | 0.703 | −2.09 to 1.52 | −1.07 | 0.149 | −2.84 to 0.7 | −0.78 | 0.272 | −2.48 to 0.92 | ||
RTW-SE | E | 28.1 (9.24) | 26.26 (9.7) | 27.43 (9.25) | 0.87 | 0.346 | −1.34 to 3.08 | −0.72 | 0.428 | −2.91 to 1.46 | −1.60 | 0.066 | −3.7 to 0.49 | ||
Life quality | QOLS | E | 73.19 (15.68) | 71.84 (15.98) | 71.21 (16.67) | −0.45 | 0.77 | −4.15 to 3.25 | −1.23 | 0.427 | −4.94 to 2.48 | −0.77 | 0.612 | −4.42 to 2.88 | |
EQ5DL | E | 0.8 (0.16) | 0.78 (0.16) | 0.79 (0.16) | 0.00 | 0.828 | −0.04 to 0.04 | −0.01 | 0.687 | −0.05 to 0.03 | −0.01 | 0.528 | −0.05 to0.03 |
*0.05≤p<0.0167, **p≤0.0167.
BAI, Beck Anxiety Inventory; BDI, Beck Depression Inventory; CSQ, Client Satisfaction Questionnaire; Diff, difference (estimated marginal mean); 4DSQ, Four-Dimensional Symptom Questionnaire; EQ5DL, Health-Related Quality of Life; GSE, Generalized Self-Efficacy Scale; INT, integrated intervention; IPQ, Illness Perception Questionnaire; KEDS, Karolinska Exhaustion Disorder Scale; MHC, mental healthcare; PSS, Perceived Stress Scale; QOLS, Quality of Life Scale; RTW-SE, Return to Work Self-Efficacy; SAU, service as usual; SPS, Stepford Presenteeism Scale; WSAS, Work and Social Adjustment Scale.