Table 1 Patient participants’ characteristics (n = 13).

From: Perceived barriers and facilitators to managing psychological distress in COPD: The perspectives of patients and carers – a qualitative study using the theoretical domains framework (TDF)

Characteristic

Count and frequency

Gender

Women

8 (62%)

Men

5 (38%)

Agea

73 (7.5)

Smoking status

Current

1 (7.7%)

Previous

11 (84.6%)

Never

1 (7.7%)

Pulmonary functiona

FEV1 (% predicted)

44.0 (18.5)

FVC (L)

2.23 (0.69)

FVC (% predicted)

76.1 (16.3)

FER (%)

44.3 (14.9)

DLCO (absolute)

9.60 (3.05)

DLCO (% predicted)

43.3 (9.4)

Outcome measuresa

mMRC score (n = 11)b

3.4 (0.6)

CAT score (n = 11)b

24.0 (6.9)

PHQ-9 (n = 10)c

16.0 (7.7)

Number of respiratory medications per patienta

3.5 (0.9)

Number of psychotropic medications per patienta

1.5 (0.8)

Number of respiratory clinic visits in 12 months per patienta

5.5 (2.6)

  1. COPD chronic obstructive pulmonary disease; FEV1 forced expiratory volume in 1s; FVC forced vital capacity; FER forced expiratory ratio; mMRC modified Medical Research Council scale; CAT COPD assessment test; PHQ-9 patient health questionnaire-9; DLCO diffusing capacity for carbon monoxide.
  2. aMean (standard deviation);
  3. bdata not available for 3 patients who were unable to complete the scores at the time of interview;
  4. cdata not available for 2 patients who were unable to complete the scores at the time of interview;
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