Table 1 Description of Demographic Information of Acute Sinusitis

Years	Interval 10 years age
	Total	0-9	10-19	20-29	30-39	40-49	50-59	60-69	70-79	80~
2010	4,324,421	1,646,462	713,849	397,631	607,775	424,773	296,131	180,922	83,457	14,410
2011	4,060,466	1,528,019	632,856	368,100	570,002	413,303	308,232	175,393	84,075	15,293
2012	4,129,948	1,544,735	604,277	376,037	592,472	425,517	325,801	183,726	94,513	17,775
2013	4,154,404	1,664,931	554,866	356,038	567,656	416,261	324,667	184,308	98,290	19,409
2014	4,074,444	1,488,902	556,135	367,928	581,637	445,045	344,328	198,180	104,551	21,591
2015	3,996,041	1,438,419	533,285	362,433	559,089	443,754	346,311	210,894	108,876	24,864
2016	4,163,128	1,454,032	524,711	390,962	606,870	475,756	366,502	236,456	113,107	27,824
2017	4,110,600	1,392,105	545,566	401,162	592,735	473,999	357,593	239,259	113,536	30,018
Mean	4,126,682	1,519,701	583,193	377,536	584,780	439,801	333,696	201,142	100,051	21,398
SD	9,6841.01	9,7104.14	6,4190.83	1,6971.06	1,8207.98	2,4470.22	2,4268.96	2,5248.53	1,2040.4	5742.494
AC*	-0.65%	-2.09%	-3.61%	0.12%	-0.32%	1.40%	2.30%	3.63%	3.76%	9.12%

*AC = Average rate of change of patient numbers from 2010 to 2017 of study period