Epidemiology of two large measles virus outbreaks in Catalonia

Figures & data

Figure 1. Differences in incidence rates of confirmed measles cases of two outbreaks according to age group. Catalonia 2006–2007 and 2010–2011 outbreaks.

Table 1. Differences in hospitalization rates of confirmed measles cases of two outbreaks according to age group

Age group	Hospitalization rate 2006–2007 outbreak n (%)	Hospitalization rate 2010–2011 outbreak n (%)	OR (95%CI)	p
≤ 15 mo/12 mo*	25/190 (13.2%)	12/44 (27.3%)	2.48 (1.14–5.38)	0.04
1–4 y	5/66 (7.6%)	4/35 (11.4%)	1.57 (0.42–5.85)	0.72**
5–14 y	4/23 (17.4%)	5/27 (18.5%)	1.07 (0.27–4.29)	1**
15–24 y	3/10 (30.0%)	15/52 (28.8%)	0.95 (0.23–3.78)	1**
> 25 y	23/92 (25.0%)	55/147 (37.4%)	1.79 (1.01–3.18)	0.05
Total	60/381 (15.7%)	91/305 (29.8%)	2.3 (1.54–3.45)	< 0.001

Catalonia, 2006–2007 and 2010–2011 outbreaks. *Below first dose vaccination age; **Fisher’s exact test

Figure 2. Distribution of genotypes according to week of onset of confirmed cases. Catalonia 2010–2011 outbreak