Impact of the 13-valent pneumococcal conjugate vaccine on the incidences of acute otitis media, recurrent otitis media and tympanostomy tube insertion in children after its implementation into the national immunization program in Turkey

Figures & data

Table 1. Incidences of Acute Otitis Media, Recurrent Otitis Media and Tympanostomy Tube Insertion with respect to age groups.

Year	Number of total visits (n)	Number of visits for children age ≤ 5 years (n)	Number of cases of total AOM (n)	Number of cases of AOM for children age ≤ 5 years (n)	Number of cases of total rAOM (n)	Number of cases of rAOM for children age ≤ 5 years (n)	Number of cases of total TT insertion (n)	Number of cases of TT insertion for children age ≤ 5 years (n)	Incidence of total AOM*	Incidence of AOM for children age ≤ 5 years*	Incidence of total rAOM*	Incidence of rAOM for children age ≤ 5 years*	Incidence of total TT insertion*	Incidence of total TT insertion for children age ≤ 5 years*
2011	53762	13308	2187	1424	172	94	115	66	4067	10700	319	706	213	495
2012	59361	16360	2592	1725	215	111	127	87	4366	10544	362	678	213	531
2013	67720	26678	3172	2168	249	116	145	91	4683	8126	367	434	214	341
2014	72285	35931	3506	2403	567	372	157	93	4850	6687	784	1035	217	258
2015	74818	42365	3402	2299	620	476	132	87	4547	5426	828	1123	176	205
2016	82757	50068	3942	2552	753	538	141	93	4763	5097	909	1074	170	185
2017	89229	59443	4204	2801	893	700	157	106	4711	4712	1000	1177	175	178

AOM: acute otitis media, rAOM: recurrent acute otitis media; TT: tympanostomy tube; *number of cases per 100,000 population

Table 2. Pneumococcal conjugate vaccines immunization status of study population with respect to age groups.

	Children age < 5 years		Children age 6–17 years
Year	Any PCV7^Citation1 vaccination	Any PCV13^Citation2 vaccination	Any PCV7^Citation1 vaccination	Any PCV13^Citation2 vaccination
2011	Yes for children age < 24 months	None	None	None
2012	None	Yes for children age < 12 months	None	None
2013	None	Yes for children age < 24 months	None	None
2014	None	Yes for children age < 36 months	None	None
2015	None	Yes for children age < 48 months	None	None
2016	None	Yes for children age < 60 months	None	None
2017	None	Yes for all	None	None

¹ Seven valen pneumococcal conjugate vaccine ² Thirteen valen pneumococcal conjugate vaccine; World Health Organization (WHO) reported a national coverage for the PCV7 of 97% in 2009, 93% in 2010, 96% in 2011 and for the PVC13 of 97% in 2012, 97% in 2013, 96% in 2014, 97% in 2015, 98% in 2016, and 96% in 2017.

Figure 1. Trends in incidence of Acute Otitis Media with respect to age groups and years.

Figure 2. Trends in incidence of Recurrent Acute Otitis Media with respect to age groups and years.

Figure 3. Trends in incidence of Tympanostomy Tube insertion with respect to age groups and years.

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