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Thorax 60:1059-1065 doi:10.1136/thx.2005.045880
  • Lung cancer

What are the clinical features of lung cancer before the diagnosis is made? A population based case-control study

Table 4

 Multivariable results excluding the final 180 days

Variable Odds ratio 95% CI p value
Symptoms
    Haemoptysis 4.0 1.6 to 10 0.004
    Dyspnoea 2.4 1.6 to 3.5 <0.001
Investigations
    Abnormal spirometry 3.5 1.2 to 9.6 0.02
Smoking <0.001
    Non-smoker 1.0
    Current smoker 9.0 5.8 to 14
    Ex-smoker 6.8 4.2 to 11
    Smoking status unknown 4.3 2.7 to 6.9

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