Table 3.
Mean 6 month post-randomisation follow-up participant reported outcomes by randomised group (N = 56)
| |
Group |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Intervention |
Control |
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|
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|
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| Six-month outcome | N | Mean | SD | N | Mean | SD | Difference* | Lower | Upper | Adjusted difference** | Lower | Upper |
| SF-36 Mental health |
26 |
77.5 |
18.4 |
30 |
70.7 |
21.2 |
6.5 |
-3 |
16 |
9.5 |
4.5 |
14.5 |
| SF-36 Physical function |
26 |
60.3 |
29.9 |
30 |
56 |
29.9 |
3.4 |
-10.8 |
17.5 |
5 |
-0.9 |
10.9 |
| SF-36 Role physical |
26 |
72.6 |
24.7 |
30 |
55.4 |
27.6 |
15.6 |
3.8 |
27.4 |
20.2 |
9.9 |
30.6 |
| SF-36 Bodily pain |
26 |
71 |
26 |
30 |
53.9 |
29.8 |
17.1 |
2.5, |
31.7 |
16.6 |
8 |
25.3 |
| SF-36 General health |
26 |
66.2 |
24.2 |
30 |
56.1 |
22.9 |
10.3 |
-1.2 |
21.9 |
2.5 |
-6.4 |
11.4 |
| SF-36 Vitality |
26 |
59.4 |
19.8 |
30 |
49.6 |
25.5 |
9.8 |
-2 |
21.7 |
3.1 |
-2.8 |
9 |
| SF-36 Social function |
26 |
84.1 |
22.8 |
30 |
70 |
31.1 |
13.4 |
1.4 |
25.4 |
18.1 |
7.9 |
28.3 |
| SF-36 Role emotional |
26 |
89.1 |
19.4 |
30 |
81.7 |
23.9 |
7.4 |
-3.1 |
17.9 |
8.6 |
-0.8 |
18 |
| SF-36 Physical component summary |
26 |
43.5 |
10.9 |
30 |
38.3 |
11.5 |
5.1 |
-0.4 |
10.7 |
4.5 |
1.4 |
7.5 |
| SF-36 Mental component summary |
26 |
53.9 |
9.8 |
30 |
49.7 |
11.5 |
4.1 |
-0.5 |
8.7 |
4.7 |
2 |
7.5 |
| EQ-5D |
26 |
0.73 |
0.35 |
29 |
0.71 |
0.27 |
-0.04 |
-0.17 |
0.1 |
0.02 |
-0.05 |
0.09 |
| EQ-5D VAS |
26 |
75.5 |
19.5 |
30 |
70.5 |
21.8 |
4.7 |
-4.6 |
14 |
5.1 |
-4.9 |
15.2 |
| De Jong emotional loneliness |
26 |
2.2 |
2 |
30 |
2.2 |
1.9 |
0.2 |
-0.5 |
0.9 |
0 |
-0.6 |
0.6 |
| De Jong social loneliness |
25 |
1.3 |
1.9 |
30 |
1.2 |
1.5 |
-0.1 |
-0.7 |
0.5 |
0.3 |
-0.2 |
0.8 |
| De Jong overall loneliness |
26 |
3.5 |
3.4 |
30 |
3.3 |
2.9 |
0 |
-1 |
1 |
0.6 |
-0.4 |
1.6 |
| PHQ-9 (6 months) |
26 |
3.1 |
4 |
30 |
3.6 |
4.6 |
-0.4 |
-2.2 |
1.3 |
-1.3 |
-2.6 |
0 |
| ONS wellbeing |
26 |
8 |
1.5 |
30 |
7.6 |
1.8 |
0.5 |
-0.2 |
1.2 |
0.8 |
0.2 |
1.4 |
| GSE | 26 | 32.9 | 4.7 | 30 | 32.1 | 3.8 | 0.8 | -1.5 | 3.2 | 1.2 | -0.7 | 3.1 |
The Short Form (36) Health Instrument (SF-36) Dimensions are scored on a 0 (poor) to 100 (good) health scale. The EuroQol 5-Dimension (EQ-5D) utility score is measured on a -0.56 to 1.00 (good health) scale, except for the Physical and Mental Component summary scores which are standardised to have a mean of 50 and a SD of 10. The EQ-5D visual analogue scale (VAS) is measured on a 0 (worst imaginable health state) to 100 (best imaginable health state). The emotional loneliness scale of the De Jong is scored on a 0 to 6 scale with higher scores indicating more loneliness. The social loneliness scale of the De Jong is scored on a 0 to 5 scale with higher scores indicating more loneliness. The total loneliness scale of the De Jong is scored on a 0 to 11 scale with higher scores indicating more loneliness. The Patient Health Questionnaire (PHQ)-9 is measured on a 0 to 27 scale with higher scores indicating more severe depressive symptoms. General Self-Efficacy (GSE) Scale is scored on a 10 to 40 scale with higher scores indicating more perceived self-efficacy. The Office for National Statistics (ONS) instrument measures subjective well-being on a 0 to 40 scale, with higher scores indicating high subjective well-being.
Models are general linear mixed model with befriending group included as a random effect. *Unadjusted: fixed covariate is randomised group only. **Adjusted: fixed covariates are randomised group, baseline score, age and gender.