Table 3

Associations between waves and symptoms

Symptom	Overall (%)	Wave 1 (%)	Wave 2 (%)	Χ²	P value
Acute stage
Fever	76	76	78	0.146	0.703
SoB	71	72	70	0.256	0.613
Fatigue	66	69	65	0.884	0.347
Cough	65	67	64	0.22	0.639
Myalgia	57	57	57	0.013	0.91
Loss of smell/taste	38	33	41	2.45	0.117
Arthralgia	35	31	35	1.05	0.305
Widespread pain	32	14	44	43.4	<0.001**
Sore throat	31	29	30	0.06	0.806
Runny nose	15	10	15	1.86	0.173
Headache	14	16	14	0.341	0.559
Local pain	12	11	13	0.311	0.577
Hospitalisation	25	24	25	0.022	0.882
Postacute stage
Fatigue	68	68	68	0.088	0.766
SoB and/or cough	68	55	71	5.69	0.017*
Memory and/or concentration issues	42	17	47	23.3	<0.001**
Low mood	37	37	37	0.002	0.966
Sleep issues	33	11	38	19.2	<0.001**
Anxiety	32	44	30	6.69	0.010*
Pain	30	22	31	2.01	0.157
Headache	20	13	21	2.32	0.128
ADL limitations	11	20	9	6.26	0.012*