TABLE 3.

Comparison of the biochemical parameters according to color scale of urine foaming test (UFT) in inpatients and intensive care (ICU) patients

Inpatient/ICU patients	Green zone n=14	Yellow zone n=32	Orange zone n=30	Red zone n=15	p†
C-RP	57±64.82	60.42±43.23	193.18±151.56	205.36±100.92	0.0001†
D-Dimer	2.48±1.21	4.74±8.04	8.14±8.21	13.47±12.63	0.004†
Ferritin	306.84±462.63	641.58±446.04	1322.62±1879.75	1846.91±4887.84	0.006†
Procalcitonin	0.64±1.32	0.99±2.19	3.89±5.12	8.61±19.72	0.007†
Interleukin-6	12.85±9.18	75.36±46.16	446.18±378.5	727.05±950.64	0.01*
Dunn’s multiple comparison tests	C-RP	D-Dimer	Ferritin	Procalcitonin	Interleukin-6
Green/Yellow	0.678	0.998	0.004	0.629	0.164
Green/Orange	0.002	0.009	0.008	0.016	0.047
Green/Red	0.005	0.013	0.001	0.01	0.001

UFT: Urine foaming test; ICU: Intensive care unit;

^†: Kruskal Wallis test;

^*: Mann-Whitney U test.