Table 1 Baseline characteristics of the participants in the intervention (ZemCAD) and control (CAU) groups (n = 141)
|  | ZemCAD (n = 70) | Control (n = 71) |
|---|---|---|
Gender, n (%) | ||
 Female | 46 (65.70) | 47 (66.20) |
 Male | 24 (34.30) | 24 (33.80) |
Age (years) | ||
 Mean (SD) | 47.03 (7.68) | 47.87 (8.90) |
 Range | 28–63 | 27–63 |
Education, n (%) | ||
 Low | 34 (50.00) | 38 (53.50) |
 Intermediate | 12 (17.60) | 16 (22.50) |
 High | 22 (32.40) | 17 (23.90) |
Employment, n (%) | ||
 Paid | 14 (20.60) | 13 (18.30) |
 No paid | 54 (79.40) | 58 (81.70) |
Nationality, n (%) | ||
 Dutch | 59 (84.30) | 59 (83.10) |
 Other | 11 (15.70) | 12 (16.90) |
Partner status, n (%) | ||
 Single | 26 (37.10) | 39 (54.90) |
 Living with partner | 44 (62.90) | 32 (45.10) |
Age of first onset, M (SD) | 27.57 (12.22) | 24.97 (14.07) |
Duration of current symptoms (years), M (SD) | 3.59 (5.90) | 5.99 (8.06) |
Diagnosis according to MINIa, n (%) | ||
 Anxiety | 12 (17.10) | 12 (16.90) |
 Depression | 16 (22.90) | 21 (29.60) |
 Both anxiety and depression | 29 (41.40) | 33 (46.50) |
 No current anxiety or depression | 13 (18.60) | 5 (7.00) |
Quality of life (WHOQOL-BREFb), M (SD) | 73.49 (15.34) | 72.03 (13.11) |
Anxiety (BAIc), M (SD) | 43.82 (13.57) | 45.28 (11.27) |
Depression (PHQ-9d), M (SD) | 22.51 (6.42) | 23.18 (6.58) |
Empowerment (NELe), M (SD) | 121.88 (20.46) | 121.48 (16.57) |