Table 2.

Summary of Invasive Pneumococcal Disease Episodes per 1000 Blood Cultures in Hospitalized Children Aged <5 Years, by Time Period

	Blood cultures (n)	IPD (n)	IPD detection rate (95% CI)	VT (n)	VT detection rate (95% CI)	NVT (n)	NVT detection rate (95% CI)
Pre-PCV (2012–2014)	11 170	42	3.76 (2.71–5.08)	39	3.49 (2.48–4.77)	3	0.27 (.05–.78)
Post-PCV (2016–2018)	9425	22	2.33 (1.46–3.53)	19	2.01 (1.21–3.15)	3	0.32 (.07–.09)
Early post-PCV (2016–2017)	6556	16	2.44 (1.40–3.96)	15	2.29 (1.28–3.77)	1	0.15 (.04–.85)
Late post-PCV (2018)	2869	6	2.09 (.77–4.55)	4	1.39 (.38–3.57)	2	0.70 (.08–2.51)

Abbreviations: CI, confidence interval; IPD, invasive pneumococcal disease; NVT, nonvaccine type; PCV, pneumococcal conjugate vaccine; VT, vaccine type.