Table 1 Key demographic and health parameters
Age mean years (SD) | 58.5 (13.5) |
Female sex n (%) | 65 (86) |
Body mass index mean (SD) | 28.8 (6.8) |
Comorbidity score mean (SD) | 5.1 (4.0) |
Symptom duration mean months (SD) | 52 (48) |
Smoking history n (%) | |
Never smoked | 30 (39) |
Previous smoker | 35 (46) |
Present smoker | 11 (15) |
Ethnicity n (%) | |
White | 48 (64) |
Asian | 11 (15) |
Black | 12 (16) |
Mixed | 4 (5) |
Arab | 1 (1) |
Profession n (%) | |
Manual; service trades | 29 (38) |
Administrative & technical | 17 (22) |
Professionals | 30 (39) |
Employment history n (%) | |
Employed | 42 (55) |
Unemployed | 12 (16) |
Retired | 22 (29) |