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Table 1 The demographics and clinical symptoms of the 67 subjects

From: Comparative analysis of the main haematological indexes and RNA detection for the diagnosis of SARS-CoV-2 infection

Variables

NAT(−)

(n = 41)

NAT(+)

(n = 26)

Total

(n = 67)

P value

Age (mean ± SD, years)

47.15 ± 18.94

64.35 ± 17.51

53.82 ± 20.12

0.000

Sex

n (%)

n (%)

n (%)

 Female

19 (46.3)

10 (38.5)

29 (43.3)

0.526

 Male

22 (53.7)

16 (61.5)

38 (56.7)

Smoking

 Never/former smoker

34 (82.9)

22 (84.6)

56 (83.6)

0.856

 Current smoker

7 (17.1)

4 (15.4)

11 (16.4)

Drinking

 Never/former drinker

37 (90.2)

20 (76.9)

57 (85.1)

0.136

 Current drinker

4 (9.8)

6 (23.1)

10 (14.9)

Cough

 No

25 (61.0)

5 (19.2)

30 (44.8)

0.001

 Yes

16 (39.0)

21 (80.8)

37 (55.2)

Muscle aches

 No

32 (78.0)

23 (88.5)

55 (82.1)

0.279

 Yes

9 (22.0)

3 (11.5)

12 (17.9)

Dyspnoea

 No

16 (39.0)

7 (26.9)

23 (34.3)

0.309

 Yes

25 (61.0)

19 (73.1)

44 (65.7)

  1. SD standard deviation, NAT SARS-CoV-2 RNA, NAT(−) SARS-CoV-2 negative, NAT(+) SARS-CoV-2 positive. n indicates the patient number