TABLE 2.

Meta‐analyses of symptoms of COVID‐19

No.	Symptoms	Number of SRs	Pooled prevalence	LCI	UCI	p Value
1	Cough	68	53.60%	52.10%	55.10%	0.000
2	Fever	68	64.60%	61.30%	67.90%	0.000
3	Diarrhea	63	8.10%	7.30%	9.10%	0.000
4	Headache	58	11.10%	9.00%	13.80%	0.000
5	Muscle soreness	56	18.70%	16.30%	21.30%	0.000
6	Fatigue	52	29.40%	27.50%	31.30%	0.000
7	Dyspnea	50	19.80%	18.20%	21.60%	0.000
8	Sore throat	47	12.40%	9.80%	15.70%	0.000
9	Vomiting	42	5.50%	4.70%	6.30%	0.000
10	Nausea	37	6.70%	6.00%	7.40%	0.000
11	Expectoration	32	23.40%	21.60%	25.30%	0.000
12	Dizziness	28	7.20%	5.30%	9.70%	0.000
13	Tachypnea	26	21.20%	19.80%	22.60%	0.000
14	Abdominal pain	26	3.70%	2.80%	4.80%	0.000
15	Rhinorrhea	24	7.00%	6.10%	8.00%	0.000
16	Ageusia	23	17.40%	12.50%	23.80%	0.000
17	Anorexia	21	12.90%	10.00%	16.60%	0.000
18	Anosmia	20	18.70%	12.20%	27.40%	0.000
19	Nasal congestion	19	5.10%	3.90%	6.80%	0.000
20	Hemoptysis	18	1.80%	1.20%	2.80%	0.000
21	Chest pain	17	5.80%	4.60%	7.40%	0.000
22	Chest distress	14	12.70%	8.90%	17.90%	0.000
23	Chillness	14	10.60%	8.00%	13.90%	0.000
24	Malaise	10	12.10%	7.00%	19.90%	0.000
25	Confusion	10	6.40%	4.10%	9.90%	0.000
26	Arthralgia	8	7.50%	5.20%	10.80%	0.000
27	Rash	8	14.00%	6.80%	26.60%	0.000
28	Tachycardia	6	2.10%	1.70%	2.70%	0.000
29	Chilblains‐like	5	24.60%	12.20%	43.30%	0.010
30	Livedo	5	4.60%	3.30%	6.50%	0.000
31	Conjunctivitis	5	5.50%	2.90%	10.20%	0.000
32	Pharyngeal erythema	4	12.10%	8.00%	17.80%	0.000
33	Hypoxia	4	4.00%	0.40%	29.50%	0.007
34	Urticaria	4	16.80%	14.30%	19.70%	0.000
35	Sneeze	3	4.40%	0.50%	29.60%	0.006
36	Rigor	3	2.00%	0.10%	37.80%	0.025
37	Hypothermia	3	24.80%	8.70%	53.20%	0.079
38	Delirium	3	17.50%	15.20%	20.10%	0.000
39	Constipation	3	5.50%	5.20%	5.80%	0.000
40	Papulosquamous	3	5.80%	1.70%	18.20%	0.000
41	Erythematous	3	33.90%	21.20%	49.40%	0.043
42	Pruritic	3	41.30%	17.20%	70.30%	0.569
43	Cyanosis	3	2.00%	0.30%	11.30%	0.000
44	Conjunctival congestion	3	3.80%	0.90%	13.90%	0.000
45	Eye pain	3	6.90%	1.90%	22.60%	0.000
46	Blurred vision	3	1.20%	0.00%	26.50%	0.011
47	Wheezing	2	16.90%	15.40%	18.60%	0.000
48	Chickenpox‐like Vesicles	2	16.20%	13.50%	19.40%	0.000
49	Petechia	2	3.50%	0.90%	12.50%	0.000
50	Edematous	2	6.90%	3.70%	12.30%	0.000
51	Vesicular	2	11.80%	7.80%	17.40%	0.000
52	Dry eyes	2	14.50%	12.20%	17.20%	0.000
53	Eye itching	2	9.20%	4.80%	16.80%	0.000
54	Photophobia	2	4.80%	2.00%	11.00%	0.000
55	Chemosis	2	4.50%	3.90%	5.30%	0.000
56	Lid edema	2	1.60%	0.60%	4.20%	0.000
57	Dysphonia	1	12.40%	8.30%	18.10%	0.000
58	Belching	1	0.20%	0.10%	0.40%	0.000
59	Dysacousis	1	1.60%	0.00%	97.60%	0.301
60	Drowsiness	1	42.60%	32.70%	53.20%	0.169
61	Numbness	1	5.80%	0.20%	65.40%	0.110
62	Insomnia	1	1.80%	0.20%	12.00%	0.000
63	Syncope	1	5.60%	4.30%	7.20%	0.000
64	Back pain	1	10.00%	9.50%	10.60%	0.000
65	Otalgia	1	4.00%	1.20%	12.30%	0.000
66	Heartburn	1	3.60%	3.40%	3.80%	0.000
67	Hematemesis	1	9.10%	8.80%	9.50%	0.000
68	Melena	1	5.30%	5.00%	5.60%	0.000
69	Hematochezia	1	0.60%	0.50%	0.70%	0.000
70	Goosebumps	1	13.50%	11.70%	15.50%	0.000
71	Pustule	1	1.80%	0.20%	12.00%	0.000
72	Scales	1	7.40%	2.80%	18.10%	0.000
73	Ulcer	1	1.80%	0.20%	12.00%	0.000
74	Tearing	1	12.80%	10.80%	15.10%	0.000

SR, systematic review; LCI, lower 95% confidence intervals; UCI, upper 95% confidence intervals.