Table 4.

Comparison of laboratory values at admission and peak value during the hospital stay comparing subjects who did and did not use cannabis

aLab values, median [IQR]	Active cannabis users	Non-users	P value
White blood cell total count (109/L)
Admission	6.54 [4.85, 9.44]	6.34 [4.36, 9.37]	0.691
Peak value	9.7 [6.8, 13.6]	10.8 [7.6, 15.3]	0.069
Absolute lymphocyte count (109/L)
Admission	1.41 [0.73, 2.00]	0.86 [0.57, 1.31]	< .001
Peak value	2.01 [1.37, 2.70]	1.67 [1.17, 2.25]	0.020
Absolute neutrophil count (109/L)
Admission	4.69 [2.87, 6.63]	4.56 [2.93, 7.32]	0.556
Peak value	6.72 [4.74, 10.21]	7.98 [5.37, 11.99]	0.029
Interleukin 6 (IL-6), pg/mL
Admission	2.5 [2.0, 6.9]	6.7 [2.0, 17.7]	0.108
Peak value	2.5 [2.0, 15.7]	7.5 [2.5, 21.6]	0.120
C-reactive protein (CRP), mg/dL
Admission	3.7 [0.6, 6.0]	7.6 [3.0, 13.3]	< .001
Peak value	3.4 [0.8, 8.3]	9.6 [4.2, 16.0]	< .001
Serum ferritin, ng/mL
Admission	282 [156, 519]	622 [293, 1,262]	0.001
Peak value	287 [125, 645]	778 [347, 1,690]	< .001
D-dimer, ng/mL
Admission	468 [401, 1,549]	1,140 [671, 2,073]	0.017
Peak value	521 [399, 1,896]	1,628 [947, 4,351]	0.001
Serum procalcitonin, ng/mL
Admission	0.10 [0.10, 0.12]	0.15 [0.10, 0.39]	0.001
Peak value	0.10 [0.10, 0.20]	0.19 [0.10, 0.64]	0.006

IQR interquartile range

^aWilcoxon rank sum test