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. 2024 May 10;15:3916. doi: 10.1038/s41467-024-47929-7

Fig. 2. Contribution of emm1 S. pyogenes to invasive group A streptococcal (iGAS) infections 2017–2023.

Fig. 2

emm1 isolates are shown as proportions of the total number of isolates from iGAS cases submitted to and genotyped at the national reference laboratory for each quarter of each year. A adults ( ≥ 15 years); B children <15 years. The total number of isolates from iGAS cases received by the reference laboratory and genotyped in each quarter are shown on top of each bar; emm1 proportions are shown in navy blue. Pink shaded region highlights the period of COVID-19 non pharmaceutical interventions. Q1, January-March; Q2, April-June; Q3, July- September; Q4, October-December. Statistical analysis applied to 2022-2023: one-tailed proportion test of emm1 from Q1 2022 to Q3 2023 (p-values indicated in the figure). Source data are provided as a Source Data file Fig. 2.