Table 4

Association of COX-2 of the second collection between groups and with variables between patients

Variables	COX-2		P*
Variables	Median	95% CI
Group
Patient	0,27	(0.1 to 1.20)	0.008
Control group (healthy women)	0.01	(0.01 to 0.02)
Stage
Stage I	6,17	0.001 to 99.60	0.754
Stage II	0.08	0.01 to 292.01
Stage III	0.44	0.01 to 1.94
Progression			P**
No	0.13	0.01 to 4.88	0.736
Yes	0.44	0.02 to 1.61
Hormonal receptors
No	0.01	0.01 to 3.19	0.544
Yes	0.42	0.02 to 1.86

*Kruskal-Wallis.
†Mann-Whitney.
COX-2, cyclooxygenase-2.