Table 2.

The differences between the group being infected with Omicron and the group being infected with Delta in prevalence of different post-covid complaints over time

	Acute COVID-19	Acute post-covid period	Sub-acute post-covid period	Chronic post-covid period	Whole post-covid period
	1–13 days	14–29 days	30–89 days	90 days and more	14 to up to 126 days
Any complaint	−49	−4	−20	−43	−23
	−83 to −15	−36 to 28	−46 to 5	−72 to −14	−46 to −1
Musculoskeletal pain	−18	−7	−2	−23	−9
	−40 to 4	−28 to 14	−19 to 15	−43 to −2	−24 to 6
Fatigue	6	1	−3	−11	−4
	−10 to 22	−13 to 16	−14 to 7	−22 to 0	−13 to 5
Cough	−10	3	1	4	2
	−21 to 1	−5 to 11	−4 to 5	−2 to 11	−2 to 6
Heart palpitations	−3	1	−4	−4	−3
	−8 to 1	−4 to 6	−8 to −1	−8 to 0	−6 to 0
Shortness of breath	−8	0	−3	−3	−3
	−14 to −3	−7 to 6	−8 to 1	−8 to 1	−7 to 1
Anxiety/depression	−15	−2	−9	−5	−7
	−32 to 1	−18 to 14	−22 to 4	−20 to 10	−19 to 5
Brain fog	−1	−1	1	−1	0
	−3 to 2	−4 to 1	−2 to 3	−3 to 1	−2 to 2

Estimates are group differences in prevalence per 10,000 persons in the respective groups, with 95% confidence intervals, representing the group testing positive with Omicron minus the group testing positive with Delta.