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Table 6 Different answers to the knowledge of COPD between intervention group and control group

From: A short-term educational program improved physicians’ adherence to guidelines for COPD and asthma in Shanghai

  Intervention Control P value
  Group(n = 49) Group(n = 61)  
Prevalence of COPD in China    NS
Average of reported prevalence 11.2% 13.6%  
Average of reported prevalence 0.2–50.0% 0.2–70.0%  
Most important risk factors of COPD (% of respondents) NS
Smoking 91.8% 95.1%  
Infection 8.2% 4.9%  
Most valuable indication for early diagnosis of COPD (% of respondents) NS
Symptoms 16.3% 18.0%  
Physical examination 2.0% 8.2%  
Spirometry 89.8% 86.9%  
Chest x-ray 4.1% 8.2%  
First choice exam for confirming diagnosis (% of respondents) NS
Spirometry 55.1% 54.1%  
Medical history (chronic bronchitis or emphysema) 22.4% 23.0%  
Symptoms 20.4% 24.6%  
First-line prescribed medicine for COPD 0.009
Beta2-agonists 49.0% 23.0%  
Combined beta2-agonists with corticosteroid 30.6% 42.7%  
Inhaled corticosteroid 8.2%% 11.8%  
Anticholinergic 4.1% 11.0%  
Theophylline 6.1% 8.2%  
First-line prescribed medicine for COPD exacerbation (% of respondents) 0.004
Antibiotics 42.9% 31.1%  
Oral corticosteroid 14.3% 21.3%  
Combined beta2-agonists with corticosteroid 14.3% 19.7%  
Beta2-agonists bronchodilators 24.5% 11.5%  
Anticholinergic agents 2.0% 3.3%  
Theophylline 0.0% 4.9%  
Provide smoking cessation counseling NS
Always 97.0% 98.0%  
Occasionally 3.0% 2.0%  
Suggestions for taking influenza vaccine 0.03
Always 63.3% 47.5%  
Occasionally 36.7% 52.5%  
Indications for inhaled corticosteroid NS
Know well 40.8% 27.9%  
Know moderately 26.6% 39.3%  
Know poor 32.6% 32.8%