Table 6.

Main laboratory data in general study population.

n=231	Mean	SD	Med	25	75	P
CRP 0	142.3	69.0	129.2	95	201.3	p 0.085
CRP 2	157.3	79.0	158.0	102.2	250
CRP 4	129.1	105.7	133.8	19.1	249.7
PCT 0	0.57	0.83	0.30	0.15	0.62	p 0.005
PCT 2	1.28	14.1	0.63	0.26	1.48
PCT 4	0.96	1.25	0.49	0.16	1.15
Glyc 0	150	71	126	108	163	p 0.844
Glyc 2	153	57	137	116	178
Glyc 4	159	65	144	113	196
D-d 0	1829	2539	823	606	1236	p 0.002
D-d 2	4371	3646	2052	1157	9000
D-d 4	5774	3442	6866	1699	9000

n, number; SD, standard deviation Med, median; 25, 25^th percentile; 75, 75^th percentile; CRP, C reactive protein (mg/l); PCT, procalcitonin (ng/ml): (0 vs 2 – p=0.003; 0 vs 4 – p= 0.643; 4 vs 2 – p=0.011); Glyc, glycemia (mg/dl); D-d, D-dimer (µg/ml): (0 vs 2 – p=0.029 0 vs 4 – p=0.001 4 vs 2 – p=0.195); 0, Hospital admission; 2, NIV start; 4, NIV suspension.