Table 3. Demographic data of asthmatic patients in Korea from 2002 to 2015.

Demographics		Year
		2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015
Total asthma cohort		597,344	618,433	684,400	820,293	905,262	929,235	963,541	1,008,232	1,041,118	1,053,206	1,107,748	1,090,791	1,137,985	1,130,530
Sex
	Male	218,257	230,673	260,865	312,741	348,716	358,677	373,227	390,955	407,764	411,619	434,214	428,123	442,324	437,241
	Female	379,087	387,760	423,535	507,552	556,546	570,558	590,314	617,277	633,354	641,587	673,534	662,668	695,661	693,289
Age groups
	12–19	49,239	42,134	51,585	66,047	80,612	76,455	76,624	97,861	99,653	94,881	91,785	87,965	96,451	94,570
	20–29	48,199	45,352	48,974	57,434	60,161	60,615	59,794	62,947	66,515	63,840	68,123	69,279	76,599	76,779
	30–39	91,924	91,232	96,886	120,689	120,922	125,614	121,413	125,081	131,541	129,953	132,693	132,096	138,455	133,723
	40–49	90,376	91,007	99,056	117,932	124,359	127,379	132,176	132,306	134,439	134,487	140,605	143,877	154,949	151,684
	50–59	86,591	90,092	98,548	118,610	130,732	135,544	142,827	147,811	157,428	165,880	173,933	173,655	179,725	174,834
	60–69	124,357	134,705	144,345	161,382	173,080	174,769	180,330	179,230	179,737	177,687	182,856	176,471	180,481	185,674
	70–79	82,768	94,267	108,735	132,347	157,742	164,605	178,175	185,044	188,730	197,105	216,258	206,641	204,770	199,521
	≥ 80	23,890	29,644	36,271	45,852	57,654	64,254	72,202	77,952	83,075	89,373	101,495	100,807	106,555	113,745
UCT		71,318	81,184	89,469	99,472	119,534	132,569	143,088	141,336	147,852	150,885	161,204	157,266	155,642	152,668
Asthma groups
	SA	20,864	26,235	29,680	34,239	46,297	50,617	55,120	57,797	61,675	64,642	68,529	68,919	69,093	68,410
	UT	50,454	54,949	59,789	65,233	73,237	81,952	87,968	83,539	86,177	86,243	92,675	88,347	86,549	84,258
	WC	33,921	47,562	59,790	72,560	91,864	104,194	114,751	129,504	137,825	142,080	147,329	152,975	156,779	161,396
	IT	492,105	489,687	535,141	648,261	693,864	692,472	705,702	737,392	755,441	760,241	799,215	780,550	825,564	816,466
All-cause deaths		7,423	9,227	11,534	13,679	17,509	19,165	21,211	21,650	23,481	24,170	26,907	25,571	24,781	26,003
Asthma-associated deaths		-	6,122	8,214	9,948	12,970	14,462	16,196	16,585	18,150	18,624	20,735	19,906	19,273	19,988

UCT, uncontrolled asthmatics; SA, severe asthma; UT, untreated asthma; WC, well-controlled asthma; IT, intermittently treated asthma.