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. 2021 Mar 3;68(4):474–480. doi: 10.1016/j.ijtb.2020.12.013

Table 1.

Laboratory and microbiological parameters in severely ill (S), asymptomatic or mild symptomatic (A) COVID-19 patients and healthy Subjects (H).

All Parameters
Mean ± std.dev
Group
p value
S (n = 20) A (n = 20) H (n = 20)
Age (Years)∗∗∗ 57.94 ± 19.33 36.00 ± 10.77 36.30 ± 11.43 <0.0011
Gender∗∗∗ <0.0012
 Male 9 (45.0%) 20 (100.0%) 20 (100.0%)
 Female 11 (55.0%) 0 (0.0%) 0 (0.0%)
Socio-Economic Status∗∗∗ <0.0012
 Good 3 (15.0%) 1 (5.0%) 10 (50.0%)
 Medium 15 (75.0%) 12 (60.0%) 10 (50.0%)
 Poor 2 (10.0%) 7 (35.0%) 0 (0.0%)
D-Dimer (ng/ml)∗∗∗ 2527.20 ± 1731.80 3681.00 ± 1869.56 319.30 ± 258.82 <0.0011
S. Ferritin∗∗∗ 405.82 ± 323.64 322.04 ± 280.15 82.91 ± 57.43 <0.0011
TAG∗∗∗ 209.40 ± 85.65 127.05 ± 77.56 247.25 ± 114.33 <0.0011
Haemoglobin (g/dL)∗∗∗ 11.18 ± 2.16 13.18 ± 1.87 14.49 ± 1.27 <0.0013
Haematocrit (%)∗∗∗ 34.59 ± 6.35 38.87 ± 5.25 39.88 ± 9.27 0.0011
TLC (/cu.mm)∗∗∗ 14572.00 ± 7324.18 7565.50 ± 3095.59 7170.50 ± 1240.85 <0.0013
ANC (/cu.mm)∗∗∗ 12385.25 ± 6752.10 5541.00 ± 3015.81 4500.55 ± 890.76 <0.0011
Lymphocytes (/cu.mm)∗∗∗ 1927.50 ± 1520.88 1913.50 ± 648.27 2566.65 ± 572.46 0.0011
Monocytes (/cu.mm)∗∗∗ 259.25 ± 221.64 111.00 ± 103.32 103.30 ± 58.86 0.0151
Platelet Count (Lac/cu.mm) 2.14 ± 1.75 1.87 ± 0.74 1.76 ± 0.69 0.9541
Quantiferon TB Gold∗∗∗ 0.27 ± 0.86 1.80 ± 3.01 4.32 ± 5.65 0.0011
Quantiferon TB Gold +ve (>0.35 iu/ml) (Positive)∗∗∗ 3 (15.0%) 10 (50.0%) 10 (50.0%) 0.0324
Mitogen∗∗∗ 1.33 ± 2.77 8.84 ± 5.69 14.29 ± 3.51 <0.0011
TO Antigen 0.7492
 <50 16 (80.0%) 18 (90.0%) 16 (80.0%)
 50–100 4 (20.0%) 2 (10.0%) 4 (20.0%)
TH Antigen∗∗∗ 0.0202
 <50 14 (70.0%) 10 (50.0%) 17 (85.0%)
 50–100 2 (10.0%) 9 (45.0%) 2 (10.0%)
 >100 4 (20.0%) 1 (5.0%) 1 (5.0%)
AH Antigen 0.3102
 <50 17 (85.0%) 19 (100.0%) 19 (95.0%)
 50–100 3 (15.0%) 0 (0.0%) 1 (5.0%)
Influenza Vaccine (Present) 0 (0.0%) 0 (0.0%) 0 (0.0%) 1.0004
BCG Scar (Present) 16 (80.0%) 16 (80.0%) 16 (80.0%) 1.0002
Diabetes (Present) 3 (15.0%) 3 (15.0%) 0 (0.0%) 0.2282
ACE Inhibitor Use (Present) 4 (20.0%) 2 (10.0%) 1 (5.0%) 0.4782
Steroid, HCQS, Convalescent plasma Use, (Present) 0 (0.0%) 0 (0.0%) 0 (0.0%) 1.0004
Religious Practices (Present) 19 (95.0%) 18 (90.0%) 19 (95.0%) 1.0002
Outcome 1.0004
 Survived 6 (30.0%) 0 (NaN%) 0 (NaN%)
 Died 14 (70.0%) 0 (NaN%) 0 (NaN%)

∗∗∗Significant at p < 0.05, 1: Kruskal Wallis Test, 2: Fisher's Exact Test, 3: One-Way ANOVA, 4: Chi-Squared Test.