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. 2022 Apr 29;9:837458. doi: 10.3389/fnut.2022.837458

Table 2.

Characteristics of COVID-19 patients by severity status.

Category
Total (N = 509) Uncomplicated illness to mild COVID-19 (n = 225) Moderate to severe COVID-19 (n = 205) Critical COVID-19 (n = 79) p-value
Sample size, N
Sex 0.316
   Women 269 (52.8) 119 (52.9) 114 (55.6) 36 (45.6)
   Men 240 (47.2) 106 (47.1) 91 (44.4) 43 (54.4)
Age, years 52.17 ± 16.57 44.26 ± 14.20 55.66 ± 15.42 65.63 ± 13.85 0.000*
Weight (kg) 66.57 ± 13.79 65.97 ± 14.39 66.27 ± 11.89 69.60 ± 16.38 0.169
Body mass index (kg/m2) 24.73 ± 4.26 24.16 ± 4.28 24.90 ± 3.52 26.31 ± 5.62 0.002*
CCI 1.28 ± 1.35 0.80 ± 1.23 1.48 ± 1.30 2.15 ± 1.28 0.000*
   CCI = 0 213 (41.8) 137 (60.9) 64 (31.2) 12 (15.2) 0.000*
   1 ≤ CCI ≤ 2 189 (31.7) 61 (27.1) 96 (46.8) 32 (40.5)
   CCI ≥ 3 107 (26.5) 27 (12.0) 45 (22.0) 35 (44.3)
Self-reported diets 0.374
   Non-vegetarian 487 (95.7) 214 (95.1) 195 (95.1) 78(98.7)
   Vegetarian 22 (4.3) 11 (4.9) 10 (4.9) 1 (1.3)
Diet type 0.062
   Non-vegetarian 487 (95.7) 214 (95.1) 195 (95.1) 78 (98.7)
   Vegan 6 (1.2) 1 (0.4) 5 (2.4) 0 (0.0)
   Ovo-lacto vegetarian 13 (2.6) 10 (4.4) 3 (1.5) 0 (0.0)
   Lacto-vegetarian 1 (0.2) 0 (0.0) 1 (0.5) 0 (0.0)
   Ovo-vegetarian 2 (0.4) 0 (0.0) 1 (0.5) 1 (1.3)
   Pescatarian 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0)

p-value comparing critical or moderate to severe cases with uncomplicated or mild severity cases. CCI, Charlson Comorbidity Index; COVID-19, coronavirus disease 2019.

*

p < 0.05.