| Study | Intervention name | Results | Unit of analysis | Time point | Type of assay | Population | |
| GMT (95% CI) | GMR (95% CI) | ||||||
| Heterologous schedule versus homologous schedule | |||||||
|
Li 2021a |
CoronaVac/Ad5 | 941.80 (663.90 to 1336.10) | 6.11 (3.90 to 9.57) | Not reported | 14 days after 2nd dose | ELISA | 18–59 years |
| CoronaVac | 154.10 (116.30 to 204.30) | ||||||
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