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Table 2 Comparison of body temperature within the four temperature-trajectory phenotypes

From: Novel phenotypes of coronavirus disease: a temperature-based trajectory model

  Phenotype-1 Normothermic Phenotype-2 Fever, fast resolvers Phenotype-3 Gradual fever onset Phenotype-4 Fever, slow resolvers p
BT on admission (°C) 36.7 ± 0.4 38.5 ± 0.5 36.8 ± 0.4 37.9 ± 0.8  < 0.001
Maximum BT (°C) 37.1 ± 0.4 38.7 ± 0.5 38.5 ± 0.4 39.3 ± 0.5  < 0.001
Minimum BT (°C) 36.4 ± 0.1 36.6 ± 0.4 36.6 ± 0.3 37.3 ± 0.6  < 0.001
Mean BT (°C) 36.7 ± 0.2 37.5 ± 0.3 37.5 ± 0.2 38.4 ± 0.3  < 0.001
Maximum BT difference (°C) 0.7 ± 0.4 2.0 ± 0.7 1.8 ± 0.6 2.0 ± 0.9  < 0.001
Time to maximum BT (Days) 3.1 ± 1.4 1.4 ± 0.7 3.0 ± 0.9 3.1 ± 1.0  < 0.001
BT on day3 > BT on day 1, n (%) 595/1217 (48.9) 15/189 (7.9) 115/122 (94.2) 36/52 (69.2)  < 0.001
BT on day3 > 38 °C, n (%) 37/1217 (3.0) 32/189 (16.9) 57/122 (46.7) 45/52 (86.0)  < 0.001
Fever (BT > 38 °C), n (%) 46/5812 (0.8) 264/906 (29.1) 152/588 (25.8) 173/245 (70.6)  < 0.001
BT trends within 5 days
 BT on day 1 (°C) 36.7 ± 0.4 38.5 ± 0.5 36.8 ± 0.4 37.9 ± 0.8  < 0.001
 BT on day 2 (°C) 36.8 ± 0.4 37.8 ± 0.8 37.8 ± 0.7 38.4 ± 0.9  < 0.001
 BT on day 3 (°C) 36.7 ± 0.4 37.2 ± 0.7 38.0 ± 0.7 38.8 ± 0.9  < 0.001
 BT on day 4 (°C) 36.7 ± 0.3 37.0 ± 0.4 37.6 ± 0.6 38.4 ± 0.8  < 0.001
 BT on day 5 (°C) 36.7 ± 0.3 36.8 ± 0.5 37.3 ± 0.6 38.3 ± 0.9  < 0.001
  1. BT body temperature