Table 3—

Patient characteristics by smoker status

Patient characteristicsSmokersEx-smokersNonsmokersTotal
Male sex38.9 (273)45.5 (280)29.2 (359)35.8 (912)
Age yrs44 (33–56)56 (44–67)47 (34–60)47 (34–40)
Comorbidities
 Respiratory comorbidities#16.8 (118)18.0 (111)11.5 (141)14.5 (370)
 Heart comorbidity6.1 (43)12.2 (75)9.2 (113)9.1 (231)
 Diabetes4.1 (29)5.8 (36)4.3 (53)4.6 (118)
Symptom information
 Total number of symptoms8 (6–9)8 (6–10)8 (6–9)8 (6–9)
 Symptom severity score+31 (21–40)30 (19–40)29 (19–40)29 (19–40)
 Number of days unwell before consulting5 (3–7)5 (3–10)4 (3–7)5 (3–8)
Number of coughs in past 12 months lasting >1 week2 (1–3)2 (1–3)2 (1–2)1 (0–2)
Management
 Prescribed antibiotics60.0 (421)51.0 (314)53.2 (655)54.5 (1390)
 Duration of course days7 (5–7)7 (7–8)7 (5–7)7 (5–7)
Working diagnosis
 Asthma related2.1 (15)2.8 (17)2.1 (26)2.3 (58)
 COPD related3.7 (26)2.1 (13)0.4 (5)1.7 (44)
 Chronic bronchitis related1.9 (13)1.0 (6)0.8 (10)1.1 (29)
 Upper respiratory tract infection22.7 (159)25.1 (154)30.9 (379)27.3 (692)
 Lower respiratory tract infection55.3 (387)51.5 (316)50.4 (617)52.0 (1320)
 Other/nonspecific14.3 (100)17.5 (107)15.3 (188)15.6 (395)
Totals70261612312549
  • Data are presented as n, % (n) or median (interquartile range). COPD: chronic obstructive pulmonary disease. #: includes COPD, asthma and other lung disease; : includes heart failure, ischaemic heart disease and other heart disease; +: scaled to range 0–100.