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. 2023 Apr 21;5(4):acmi000400. doi: 10.1099/acmi.0.000400

Table 1.

General characteristics of the subjects tested and their SARS-CoV-2 infection status

Associated factors

COVID-19-positive

COVID-19-negative

Total

P -value

TOTAL

967

3602

4569

Sex of the subjects

P<0.001

Male

414 (42.8 %)

1786 (49.6 %)

2200 (48.2 %)

Female

553 (57.2 %)

1816 (50.4 %)

2369 (51.8 %)

Age groups

≤10

5 (0.5 %)

29 (0.8 %)

34 (0.7 %)

P=0.33

11 to 20

43 (4.4 %)

239 (6.6 %)

282 (6.1 %)

P<0.05

21 to 30

134 (13.8 %)

736 (20. 4 %)

870 (19 %)

P<0.001

31 to 40

171 (17.6 %)

766 (21.2 %)

937 (20.5 %)

P<0.05

41 to 50

159 (16.4 %)

621 (17.2 %)

780 (17 %)

P=0.55

51 to 60

185 (19.1 %)

565 (15.6 %)

750 (16.4 %)

P<0.05

61 to 70

151 (15.6 %)

365 (10.1 %)

516 (11.3 %)

P<0.001

71 to 80

87 (9 %)

194 (5.4 %)

281 (6.1 %)

P<0.001

81 to 90

30 (3.1 %)

78 (2.1 %)

108 (2.3 %)

P=0.06

91 to 100

2 (0.2 %)

9 (0.2 %)

11 (0.2 %)

Fever

P<0.001

Yes

342 (35.4 %)

164 (4.6 %)

506 (11.1 %)

No

625 (64.6 %)

3438 (95.4 %)

4063 (88.9 %)

Fatigue

P<0.001

Yes

429 (44.4 %)

365 (10 %)

794 (17.4 %)

No

538 (55.6 %)

3237 (90 %)

3775 (82.6 %)

Cough

P<0.001

Yes

286 (29.6 %)

218 (6 %)

504 (11 %)

No

681 (70.4 %)

3384 (94 %)

4065 (89 %)

Diarrhoea

P<0.001

Yes

99 (10.2 %)

78 (2 %)

177 (3.9 %)

No

868 (89.8 %)

3524 (98 %)

4392 (96.1 %)

Loss of taste and/or smell

P<0.001

Yes

261 (27 %)

72 (2 %)

333 (7.3 %)

No

706 (73 %)

3530 (98 %)

4236 (92.7 %)

Others symptoms

P<0.001

Yes

134 (14 %)

166 (4.6 %)

300 (6.6 %)

No

833 (86 %)

3436 (95.4 %)

4269 (93.4 %)

Reason for testing

Contact cases

P<0.001

Yes

341 (35.3 %)

983 (27.3 %)

1324 (29 %)

No

626 (64.7 %)

2619 (72.7 %)

3245 (71 %)

Screening

P<0.001

Yes

571 (59 %)

1105 (30.7 %)

1676 (36.7 %)

No

396 (41 %)

2497 (69.3 %)

2893 (63.3 %)

Travel

P<0.001

Yes

20 (2.1)

1368 (38 %)

1388 (30.4 %)

No

947 (97.9 %)

2234 (62 %)

3181 (69.6 %)

Others

P<0.001

Yes

35 (3.6 %)

146 (4 %)

181 (4 %)

No

932 (96.4 %)

3456 (96 %)

4388 (96 %)