Fig. 3: ChAdOx1 vaccine effectiveness by dose. | Nature Communications

Fig. 3: ChAdOx1 vaccine effectiveness by dose.

From: Effectiveness of ChAdOx1 vaccine in older adults during SARS-CoV-2 Gamma variant circulation in São Paulo

Fig. 3: ChAdOx1 vaccine effectiveness by dose.

Adjusted vaccine effectiveness (squares) and 95% confidence intervals (lines) of one and two doses of ChAdOx1, by time since vaccination, against symptomatic Covid-19 (A), Covid-19 hospitalization (B), and Covid-19-related death (C) among matched case-control pairs (n = 61,360 RT-PCR tests). Source data are provided as a Source Data file.

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