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. 2023 Apr 20;17(4):e0010384. doi: 10.1371/journal.pntd.0010384

Table 4. Comparison of clinical symptoms across lesion severity categories.

Total Lesion Severity Score
Organ-Systems Clinical Symptom <25 25–99 100–499 > = 500 Fisher’s Exact Test/ Chi-square Test Cochran-Armitage Trend Test
(N = 20) (N = 58) (N = 91) (N = 47)
n (%) n (%) n (%) n (%) Adjusted P value Raw P value Adjusted P value Raw P value
Chills 10 (50.0) 17 (29.3) 41 (45.1) 29 (61.7) 0.2160 0.0098 0.4648 0.0227
General Malaise 18 (90.0) 47 (81.0) 73 (80.2) 46 (97.9) 0.2846 0.0136 1.0000 0.1678
Sweats 0 (0.0) 7 (12.1) 24 (26.4) 12 (25.5) 0.1821 0.0079 0.0899 0.0039
Skin/Derm Rash 16 (80.0) 56 (96.6) 90 (98.9) 47 (100.0) 0.0329 0.0013 0.0084 0.0003
Lymphatics Lymphadenopathy/Adenopathy 13 (65.0) 35 (60.3) 43 (47.3) 33 (70.2) 1.0000 0.0540 1.0000 0.8442
Conjunctiva redness, Eye pain, Eye discharge, etc. 0 (0.0) 5 (8.6) 6 (6.6) 9 (19.1) 1.0000 0.0559 0.4648 0.0221
Ear Pain 0 (0.0) 4 (6.9) 6 (6.6) 5 (10.6) 1.0000 0.5886 1.0000 0.1743
HEENT Mouth/Throat Lesions 1 (5.0) 8 (13.8) 24 (26.4) 20 (42.6) 0.0265 0.0010 0.0019 < .0001
Nasal Discharge/Congestion 3 (15.0) 11 (19.0) 30 (33.0) 23 (48.9) 0.0952 0.0040 0.0084 0.0003
Sore Throat 15 (75.0) 42 (72.4) 71 (78.0) 41 (87.2) 1.0000 0.2968 1.0000 0.1009
Visual Changes 0 (0.0) 1 (1.7) 3 (3.3) 1 (2.1) 1.0000 1.0000 1.0000 0.5505
Cardiovascular Chest Pain 1 (5.0) 3 (5.2) 5 (5.5) 2 (4.3) 1.0000 1.0000 1.0000 0.8892
Lungs Cough 8 (40.0) 24 (41.4) 43 (47.3) 29 (61.7) 1.0000 0.1676 0.6651 0.0391
Shortness of Breath 1 (5.0) 1 (1.7) 6 (6.6) 7 (14.9) 1.0000 0.0719 0.4648 0.0241
Abdominal Pain 6 (30.0) 11 (19.0) 21 (23.1) 12 (25.5) 1.0000 0.7069 1.0000 0.8845
Anorexia 7 (35.0) 22 (37.9) 44 (48.4) 35 (74.5) 0.0199 0.0007 0.0051 0.0002
Gastrointestinal Diarrhea 0 (0.0) 1 (1.7) 7 (7.7) 2 (4.3) 1.0000 0.3476 1.0000 0.2239
Dysphagia 2 (10.0) 11 (19.0) 25 (27.5) 16 (34.0) 1.0000 0.1235 0.3466 0.0158
Vomiting 0 (0.0) 1 (1.7) 7 (7.7) 5 (10.6) 1.0000 0.1553 0.4648 0.0238
Hematologic Bleeding, Active, Various Sites 0 (0.0) 1 (1.7) 3 (3.3) 2 (4.3) 1.0000 0.9282 1.0000 0.2635
Petechiae 0 (0.0) 0 (0.0) 1 (1.1) 1 (2.1) 1.0000 0.7727 1.0000 0.2425
Back Pain 3 (15.0) 4 (6.9) 12 (13.2) 6 (12.8) 1.0000 0.5600 1.0000 0.6511
Joint Pain 3 (15.0) 2 (3.4) 7 (7.7) 8 (17.0) 1.0000 0.0648 1.0000 0.2154
Musculoskeletal Muscle Pain 0 (0.0) 6 (10.3) 5 (5.5) 4 (8.5) 1.0000 0.4428 1.0000 0.6447
Neck Stiffness 1 (5.0) 0 (0.0) 5 (5.5) 3 (6.4) 1.0000 0.1961 1.0000 0.2344
Neurologic Dizziness 0 (0.0) 0 (0.0) 3 (3.3) 0 (0.0) 1.0000 0.4998 1.0000 0.6454
Headache 4 (20.0) 13 (22.4) 22 (24.2) 12 (25.5) 1.0000 0.9705 1.0000 0.5860

Total lesion severity score is total number of lesions present on admission day. Differences between categories tested by Fisher exact test or Chi-square test with stepdown Bonferroni correction. Trend (decreasing or increasing) across categories tested by Cochran-Armitage Trend Test with stepdown Bonferroni correction. Significant differences were bolded (adjusted p value ≤ 0.05)