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Fig. 2 | BMC Geriatrics

Fig. 2

From: An epidemiological survey of COVID-19 serology and its association with clinical infection among older adults– does antibody titer matter?

Fig. 2

Anti-spike IgG antibodies (GMAT, 95% CI) among non-infected and infected three-dose vaccine recipients. GMAT of non-infected subjects (n = 120) was 4113 Au/ml (95% CI 3364–5029) versus 2113 Au/ml (95% CI 1271–3512) (infected individuals, n = 39), p = 0.01. COVID-19-recovered patients were excluded from analysis. Infection was diagnosed based on PCR testing

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BMC Geriatrics

ISSN: 1471-2318

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