Table 4.

Outcomes by vaccination status observation period.

Not Fully Vaccinated Observation Period	Intervention Group	Control Group	Absolute Incidence Rate Difference	95%-CI	p-Value	Relative Incidence Rate	95%-CI	p-Value
	Incidence Rate	Incidence Rate
All ILI	1.701 × 10−4	6.354 × 10−4	−4.653 × 10−4	−1.1118 × 10−3 to 1.811 × 10−4	0.1583	2.677 × 10−1	6.734 × 10−3 to 1.5139 × 100	0.1403
COVID-19 ILI	0.0	1.495 × 10−4	−1.495 × 10−4	−4.621 × 10−4 to 1.63 × 10−4	0.3485	N/A	N/A	N/A
Non-COVID-19 ILI	1.701 × 10−4	5.025 × 10−4	−3.324 × 10−4	−9.078 × 10−4 to 2.43 × 10−4	0.2575	3.385 × 10−1	8.500 × 10−3 to 1.9219 × 100	0.2624
Fully vaccinated observation period	Intervention Group	Control Group	Absolute Incidence Rate Difference	95%-CI	p-value	Relative Incidence Rate	95%-CI	p-value
	Incidence Rate	Incidence Rate
All ILI	4.622 × 10−5	7.254 × 10−5	−2.632 × 10−5	−1.0833 × 10−4 to 5.57 × 10−5	0.5294	6.372 × 10−1	7.488 × 10−2 to 2.4395 × 100	0.5809
COVID-19 ILI	0.0	0.0	0.0	0.0 to 1.0 × 10−4	-	N/A	N/A	N/A
Non-COVID-19 ILI	4.622 × 10−5	7.254 × 10−5	−2.632 × 10−5	−1.0833 × 10−4 to 5.57 × 10−5	0.5294	6.372 × 10−1	7.488 × 10−2 to 2.4395 × 100	0.5809

Incidence rates are per person-day and relative incidence rate uses control group as reference; CI—Confidence Interval; ILI—Influenza-Like Illness.