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Primary analysis with the estimated rates and 95% CIs.
| Variable | Odds ratio (95% CI) | Transmission rate of symptomatic cases, (95% CI) | Transmission rate of asymptomatic cases (95% CI) | Difference of transmission rates (95% CI) |
| With super-spreader cases | 1.568 (0.679-3.620) | 0.063 (0.053-0.075) | 0.041 (0.017-0.091) | 0.022 (–0.016 to 0.059) |
| Without super-spreader cases | 1.212 (0.522-2.815) | 0.049 (0.040-0.060) | 0.041 (0.017-0.091) | 0.008 (–0.029 to 0.046) |
