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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