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. 2023 Oct 24;23:718. doi: 10.1186/s12879-023-08297-7

Table 2.

Disease symptoms and signs

Interventional cohort Observational cohort P-value
N n (%) N n (%)
Fever 98 77 (78.6%) 203 158 (77.8%) 0.99
Respiratory symptoms 98 80 (81.6%) 203 160 (78.8%) 0.65
Radiological evidence of pneumonia 98 97 (99.0%) 203 201 (99.0%) 0.99
Respiratory rate > 30 98 5 (5.1%) 203 7 (3.4%) 0.54
Oxygen saturation < 93% 98 34 (34.7%) 203 72 (35.5%) 0.99
PaO2/FiO2 < 300 98 33 (33.7%) 203 98 (48.3%) 0.02
Respiratory failure requiring invasive ventilation 98 0 (0.0%) 203 2 (1.0%) 0.99
Septic shock 98 0 (0.0%) 203 0 (0.0%) n/a
Multiorgan failure 98 0 (0.0%) 203 0 (0.0%) n/a
Fever > 38.3 °C 98 41 (41.8%) 203 64 (31.5%) 0.09
Cough 98 61 (62.2%) 203 109 (53.7%) 0.17
Dyspnoea 98 43 (43.9%) 203 106 (52.2%) 0.18
Fatigue 98 40 (40.8%) 203 78 (38.4%) 0.71
Myalgia 98 31 (31.6%) 203 25 (12.3%)  < 0.001
Anosmia/Ageusia 98 24 (24.5%) 203 13 (6.4%)  < 0.001
Nausea/Vomiting 98 9 (9.2%) 203 16 (7.9%) 0.82
Diarrhoea 98 18 (18.4%) 203 30 (14.8%) 0.50
Conjunctivitis 98 3 (3.1%) 203 3 (1.5%) 0.40
Confusion 98 4 (4.1%) 203 18 (8.9%) 0.16
Headache 98 17 (17.3%) 203 15 (7.4%) 0.02