TABLE 2.
Baseline data for participants randomised to the cognitive behavioural therapy (CBT) self-help or control group
| Characteristics | CBT self-help | Control | p-value |
| Number of participants | 37 | 40 | 0.73 |
| Demographics | |||
| Age (years) | 48.2±14.03 | 47.5±13.1 | 0.83 |
| Gender | 0.4 | ||
| Male | 1 | 3 | |
| Female | 35 | 37 | |
| Other | 1 | 0 | |
| Ethnicity | 0.57 | ||
| White | 25 | 10 | |
| Not reported or not clear | 12 | 12 | |
| Asian | 4 | 5 | |
| Hispanic | 0 | 1 | |
| Black | 0 | 1 | |
| Latina | 1 | 1 | |
| Education (years) | 15.3±4.7 | 15.6±3.8 | 0.77 |
| Employment | 0.73 | ||
| Employed | 14 | 13 | |
| Not employed | 8 | 14 | |
| Retired | 9 | 9 | |
| Student | 2 | 1 | |
| Other | 4 | 3 | |
| PH factors | |||
| PH type | 0.83 | ||
| Idiopathic PH | 19 | 16 | |
| Chronic thromboembolic PH | 7 | 7 | |
| Connective tissue disease | 2 | 4 | |
| Congenital PH | 2 | 2 | |
| Familial PH | 0 | 1 | |
| Other | 3 | 6 | |
| Not sure | 4 | 4 | |
| PH class | 0.27 | ||
| I | 6 | 2 | |
| II | 7 | 10 | |
| III | 12 | 12 | |
| IV | 2 | 0 | |
| Not sure | 10 | 13 | |
| Years since diagnosis | 9.48±10.02 | 7.84±7.6 | 0.42 |
| Psychological factors | |||
| Prescribed medication for anxiety | 9±24.3% | 13±32.5% | 0.43 |
| Received therapy for anxiety | 7±18.9% | 9±22.5% | 0.7 |
| Anxiety | 10.43±5.11 | 11.75±5.78 | 0.29 |
| Depression | 12.38±5.12 | 12.7±6 | 0.8 |
| HRQoL | 38.49±10.57 | 41.28±11.39 | 0.27 |
| Dyspnoea | 14.38±9.91 | 16.55±8.96 | 0.32 |
| Self-mastery | 25.95±7.08 | 24.33±7.75 | 0.34 |
| CBP-Q | 69.59±13.43 | 68.55±19.67 | 0.79 |
Data are presented as mean±sd unless otherwise stated. Results are from independent samples t-tests and Pearson's chi-square tests. PH: pulmonary hypertension; HRQoL: health-related quality of life; CBP-Q: cognitive and behavioural processes questionnaire.