Table 2.

Urinary zinc expression among healthy subjects and patients.

Diagnosis	Mean (µg/)mL	Median (p25-p75)	p
Healthy subjects	1.02	0.71 (0.45–1.24)	ref 1	-
Low Risk	1.93	1.48 (0.79–2.31)	ns 2	ref
Int-fav 3 Risk	0.66	0.50 (0.32–0.84)	0.0163	0.0004
Int-unfav 4 Risk	0.65	0.52 (0.27–0.83)	0.0139	0.0004
High Risk	0.60	0.51 (0.32–0.76)	0.0080	0.0002
p for trend	<0.0001

¹ reference; ² not significant; ³ Intermediate favorable; ⁴ Intermediate unfavorable.