Appendix 3.
Baseline comparisons between groups and independent variables.
| Variables | Intervention group n = 71 | Control group 1 n = 82 | Control group 2 n = 76 | |||
|---|---|---|---|---|---|---|
| Sex (female), n (%) | 39 (54.9) | 44 (53.7) | 39 (51.3) | |||
| Level of education (≥secondary school), n (%) | 20 (28.2) | 25 (30.9) | 18 (23.7) | |||
| Social class: highest (I), high (II), and middle level (III), n (%) | 15 (21.1) | 36 (46.3) | 15 (20.3) | |||
| Marital status (married), n (%) | 50 (70.4) | 66 (80.5) | 54 (71.1) | |||
| Employment status (employed), n (%) | 16 (22.5) | 23 (28.0) | 15 (19.7) | |||
| Travelling time to health centre (>20 min), n (%) | 9 (12.7) | 9 (11.0) | 8 (10.5) | |||
| Satisfaction with GP (never, almost never, sometimes), n (%) | 13 (18.3) | 25 (31.6) | 15 (19.7) | |||
| Self-reported health (excellent, good), n (%) | 26 (36.6) | 28 (35.5) | 28 (36.8) | |||
| Visit to private doctor, n (%) | 28 (39.4) | 35 (43.2) | 20 (26.3) | |||
| Family dysfunction (APGAR <7), n (%) | 10 (14.1) | 11 (14.5) | 16 (21.1) | |||
| Depressive symptoms (BDI positive), n (%) | 31 (43.7) | 29 (38.2) | 40 (52.6) | |||
| Age, years | Mean | 95% CI | Mean | 95% CI | Mean | 95% CI |
| 47.8 | 43.5 to 52.1 | 49.1 | 45.3 to 52.9 | 51.3 | 46.9 to 55.7 | |
| Number of persons per household | 3.60 | 3.23 to 3.97 | 3.59 | 3.30 to 3.70 | 3.30 | 3.01 to 3.59 |
| Trait anxiety (STAI-T) | 25.2 | 22.0 to 28.5 | 23.2 | 21.0 to 25.3 | 24.7 | 22.0 to 27.4 |
| Depression (BDI) | 6.10 | 4.40 to 7.80 | 4.7 | 3.62 to 5.80 | 5.7 | 4.43 to 6.89 |
| Hypochondria (GH+WI) | 7.39 | 6.27 to 8.51 | 6.28 | 5.39 to 7.17 | 6.47 | 5.62 to 7.32 |
| Social support (Duke-UNC-11) | 25.3 | 23.1 to 27.5 | 25.4 | 23.5 to 27.2 | 22.9 | 20.9 to 24.9 |
| Family cohesion (FES-Ch) | 7.12 | 6.59 to 7.64 | 7.32 | 6.88 to 7.55 | 7.04 | 6.56 to 7.52 |
| Family expressivity (FES-E) | 5.70 | 5.26 to 6.13 | 5.89 | 5.56 to 6.23 | 5.97 | 5.61 to 6.34 |
| Family conflict (FES-Cf) | 1.84 | 1.44 to 2.24 | 2.17 | 1.79 to 2.55 | 2.13 | 1.79 to 2.48 |
| Number of chronic disease problems | 4.81 | 4.25 to 5.38 | 3.21 | 2.72 to 3.70 | 4.63 | 3.98 to 5.28 |
| Number of referrals to specialists | 1.01 | 0.83 to 1.20 | 0.59 | 0.39 to 0.78 | 0.89 | 0.62 to 1.17 |
BDI = Beck Depression Inventory, short form:24,25 ‘(BDI positive)’ refers to the dichotomised variable (depression positive versus depression negative) and ‘Depression (BDI)’ is the quantitative variable. STAI = State–Trait Anxiety Inventory.23 GH+WI = General Hypochondria and Witheley Index from the Illness Behaviour Questionnaire.26 Duke-UNC-11 = Duke University and University of North Carolina Functional Social Support Questionnaire.28,29 FES = Family Environment Scale, dimensions:32 (Ch = cohesion), (E = expressiveness), (Cf = conflict).