Variables
Group 1 n (%) Group 2 n (%) Group 3 n (%) Group 4 n (%)
P
Sex Male Female
141 (58.3)
224 (50.7)
16 (59.3)
22 (56.4)
.25
101 (41.7) 218 (49.3) 11 (40.7) 17 (43.6)
Age 43 (18-90) 65 (21-96) 55 (18-75) 68 (45-80) <.001*
Age group (years) 18–64 65–84 ≥85
216 (89.3)
219 (49.5)
20 (74.1)
16 (41.0)
<.001*
25 (10.3) 203 (45.9) 7 (25.9) 23 (59.0)
1 (0.4) 20 (4.5) 0 (0.0) 0 (0.0)
Intensive care Yes No
12 (5.0)
91 (20.6)
9 (33.3)
10 (25.6)
<.001*
230 (95.0) 351 (79.4) 18 (66.7) 29 (74.4)
Intubation Yes No
3 (1.2)
53 (12.0)
4 (14.8)
7 (17.9)
<.001*
239 (98.8) 389 (88.0) 23 (85.2) 32 (82.1)
Complications Yes No
27 (11.2)
94 (21.3)
11 (40.7)
9 (23.1)
<.001*
215 (88.8) 348 (78.7) 16 (59.3) 30 (76.9)
Survival Survived Died
238 (98.3)
364 (82.4)
21 (77.8)
26 (66.7)
<.001*
4 (1.7) 78 (17.6) 6 (22.2) 13 (33.3)
Hospitalisation (days) 6 (2-30) 8 (2-63) 13 (2-31) 9 (2-27) <.001*
White blood cell count, 103/uL 5.9 (2.0-24.7) 6.2 (0.5-24.1) 5.8 (0.5-27.3) 5.5 (2.0-29.2) .141
Haemoglobin, g/dL
13,7 (7.1-17.9) 12,6 (3.6-19.0) 10,7 (6.0-16.0) 10,6 (6.4-16.4)
<0.001*
Platelet count, 103/uL 200 (13-570) 192 (16-594) 170 (11-435) 180 (8-591) 0.078
Lymphocyte count, 103/uL 1.4 (0.3-3.9) 1.1 (0.1-9.1) 0.9 (0.2-6.9) 0.8 (0.2-13.4) <.001*
Neutrophil/Lymphocyte ratio 2.9 (0.1-41.0) 3.8 (0.1-63.6) 2.9 (0.1-39.0) 3.3 (0.3-32.0) <.001*
Prothrombin time, s 12.0 (10.2-16.9) 12.3 (10.0-29.1) 12.4 (10.5-17.5) 12.4 (10.2-33.7) .004*
Activated partial thromboplastin time, s 27.6 (3.1-50.0) 28.3 (18.1-70.2) 26.9 (20.1-41.7) 29.5 (18.8-55.8) .206
Lactic acid dehydrogenase, U/L 255 (23-908) 293 (90-2172) 320 (139-1634) 294.5 (133-3600) <.001*
Ferritin, ng/mL 208.5 (6-7256) 336 (13-10000) 1105 (60-6322) 733.5 (29-8397) <.001*
D-dimer, ng/mL 325 (50-8490) 721 (38-10000) 1581 (84-10000) 1188.5 (193-10000) <.001*
C- reactive protein, mg/L 12 (3-435) 45 (3-422) 33 (3-300) 51 (3-282) <.001*
Number of participants 242 442 27 39