Table 3.

Hospitalization Costs (CNY) per Capita for Patients with Acute Exacerbations of Chronic Obstructive Pulmonary Disease (AECOPD) in Beijing (2009–2017)

Year	N	Mean	Median	P25	P75	P99	SD	Pa
2009	21,190	23,716	13,589	8,225	24,420	17,5770	40,942	<0.001
2010	23,652	26,165	14,565	8,983	26,052	19,6495	53,238
2011	23,863	25,464	14,199	8,966	25,125	20,8785	50,617
2012	27,301	26,028	14,638	9,307	25,761	19,9303	49,470
2013	28,642	27,780	15,335	9,749	27,375	20,8753	55,251
2014	30,411	29,788	16,384	10,237	29,524	21,9803	56,879
2015	23,257	30,820	16,905	10,435	30,892	23,6891	51,010
2016	24,588	31,099	17,587	10,905	31,616	22,5724	49,140
2017	23,788	31,000	17,542	11,106	31,424	21,7764	49,695

Notes: ^aP-value for time trend estimated using linear regression. CNY: Chinese yuan. All costs shown are adjusted for the increment of inflation in 2017.

Abbreviations: P25, 25th percentile; P50, 50th percentile; P75, 75th percentile; P99, 99th percentile; SD, standard deviation.