Table 3 Correct rates of items of COPD and asthma.

From: An online survey of primary care physicians’ knowledge of common respiratory diseases in China

Item	Total		Community health service centers		Township hospital
Item	N	%	N	%	N	%
Q11 Characteristic symptoms of COPD^a	2968	61.4	2189	57.6	779	76.9
Q12 The most important environmental factors of COPD^a	2367	49.2	1771	46.6	596	58.8
Q13 Diagnosis standard of COPD^a	2793	58.0	2035	53.5	758	74.8
Q14 The gold standard tool for diagnosing COPD^a	4125	85.7	3185	83.8	940	92.8
Q15 The standard of Grade II COPD^a	2632	54.7	1930	50.8	702	69.3
Q16 The Main treatment to control the symptoms of COPD^a	3968	82.4	3119	82.0	849	83.8
Q17 The main types of bronchodilators for the treatment of COPD^a	269	5.6	193	5.1	76	7.5
Q18 The daily duration of long-term family oxygen therapy^a	1334	27.7	857	22.5	477	47.1
Q19 The management objectives of COPD in stable phase^a	3417	71.0	2758	72.5	659	65.1
Q20 Management of COPD in stable phase^a	386	8.0	316	8.3	70	6.9
Q21 The most common cause of acute exacerbation of COPD^a	4009	83.3	3136	82.5	873	86.2
Q22 The non-pharmacological treatment measures for COPD^a	2587	53.7	1934	50.9	653	64.5
Q23 The main clinical manifestations of asthma^a	2343	48.7	1754	46.1	589	58.1
Q24 The diagnosis of asthma^a	3932	81.7	3055	80.4	877	86.6
Q25 Auxiliary examinations of asthma^a	391	8.1	288	7.6	103	10.2
Q26 The normal value of peak flow meter evaluation^a	2521	52.4	1840	48.4	681	67.2
Q27 The first choice of medication of asthma control^a	3097	64.3	2323	61.1	774	76.4
Q28 The remission medications for asthma^a	2397	49.8	1823	47.9	574	56.7
Q29 The treatment options for patients with mild asthma^a	453	9.4	351	9.2	102	10.1
Q30 The principles for the treatment of asthmatic attack^a	1272	26.4	927	24.4	345	34.1
Q31 Prevention and management measures of asthma^a	144	3.0	123	3.2	21	2.1

^aDenote significant difference between community and township hospitals, p = 0.000.

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