Burden of pneumococcal disease in adults aged 65 years and older: an Australian perspective

Pneumonia

Table 1 Annual Australian age-specific incidence of pneumococcal disease

	Age group, y
	65–74	75–84	≥85	All
Australian population	1,789,563	1,028,247	438,797	3,256,607
Pneumonia hospitalisations ^a
Total number of pneumonia hospitalisations (all-cause)	11,779	16,818	14,739	43,336
Incidence of pneumonia hospitalisations (all-cause)^b	658	1,636	3,359	1,331
Percent due to pneumococci^c	20.6 %	20.6 %	20.6 %	20.6 %
Incidence of pneumococcal pneumonia hospitalisations	136	337	692	274
Pneumonia GP visits ^d
Total number of pneumonia GP visits (all-cause)	26,600	28,800	22,500	78,000
Frequency of pneumonia GP visits (all-cause)^b	1,591	2,860	5,485	2,525
Percentage referred to hospital and/or ED^e	12.5 %	12.5 %	12.5 %	12.5 %
Frequency of pneumonia GP visits (without hospitalisation)^b	1,392	2,502	4,799	2,209
Percent due to pneumococci^c	20.6 %	20.6 %	20.6 %	20.6 %
Frequency of pneumococcal pneumonia GP visits^b	287	515	989	455
IPD ^f
Total number of IPD cases	233	216	164	613
Incidence
IPD^b	13	21	37	19
Pneumonia^b	9	16	27	13
Bacteraemia^b	2	3	6	3
Meningitis^b	1	1	0	1

Abbreviations: ED emergency department, GP general practitioner, IPD invasive pneumococcal disease
^aPneumonia hospitalisation data from financial year 2011–12
^bPer 100,000 population
^cCalculated as the midpoint between the ACAPS study by Charles et al. (13.9 %) [10] and the systematic review by Said et al. (27.3 %) [5]
^dAnnual pneumonia GP visit data from April 2008 to March 2013
^eBEACH calculated that 12.5 % of patients were referred to hospital and/or emergency departments [12]
^fIPD data from 2012

ISSN: 2200-6133