Table 4 The risk of malnutrition of patients among different severity of COVID-19
|  | All cases N = 295 | Mild/moderate N = 188 | Severe N = 66 | Critical ill N = 41 | p-value |
|---|---|---|---|---|---|
PNI | 48.55 (43.70–52.70) | 49.60 (46.49–54.15) | 47.20 (41.65–50.70) | 40.95 (34.26–46.86) | <0.0001 |
Malnutrition risk assessed via PNI, n, % | <0.0001 | ||||
 Normal | 250,88.97% | 167,94.89% | 59,90.77% | 24,60.00% |  |
 Moderate | 13, 4.63% | 6, 3.41% | 3, 4.62% | 4,10.00% |  |
 Severe | 18, 6.41% | 3, 1.70% | 3, 4.62% | 12, 30.00% |  |
 CONUT score | 2.50 (1.00–5.00) | 2.00 (1.00–3.50) | 3.00 (1.00–4.50) | 5.50 (4.00–9.75) | <0.0001 |
Malnutrition risk assessed via CONUT score, n, % | <0.0001 | ||||
 Normal | 37, 33.04% | 27, 45.76% | 10, 37.04% | 0 |  |
 Light | 41, 36.61% | 22, 37.29% | 10, 37.04% | 9, 34.62% |  |
 Moderate | 23, 20.54% | 7, 11.86% | 7, 25.93% | 9, 34.62% |  |
 Severe | 11, 9.82% | 3, 5.08% | 0, 0.00% | 8, 30.77% |  |
 GNRI score | 103.82 ± 11.00 | 106.40 ± 11.30 | 101.12 ± 8.93 | 96.01 ± 10.57 | 0.0018 |