P-Selectin: An Unpredicted Factor for Deep Vein Thrombosis after Total Hip Arthroplasty

Table 6

P-selectin (post) versus the other discrete covariates.

Subjects	Categories										𝑃 value	Categorization
	0		1		2		3		4
	Mean	S.D.	Mean	S.D.	Mean	S.D.	Mean	S.D.	Mean	S.D.
DVT	2.60	1.58	2.26	1.04							0.45	Normal = 0, DVT = 1
Sex	2.59	1.64	2.39	1.09							0.89	Female = 0, male = 1
DM	2.59	1.51	1.91	1.26							0.19
HP	2.50	1.19	2.59	1.96							0.52
Cardio	2.58	1.51	1.65	0.89							0.11
Histor of DVT	2.53	1.47	2.58	1.85							0.67
History of surgery	2.35	1.30	2.72	1.71							0.35
Smoke	2.56	1.53	2.23	1.07							0.67
Diagnosis	2.58	1.79	1.77	1.03	2.78	1.18	3.00	1.77	2.47	1.17	0.12	OA = 0, AVN = 1,; fracture = 2, DDH = 3,; others = 4
Blood type	2.25	1.03	2.51	1.32	2.89	2.09	2.68	1.83			0.81	A = 0, B = 1, AB = 2,; O = 3
Edema	2.45	1.29	2.68	1.84	2.49	1.40	0.78				0.50	Light = 1, middle = 2,; severe = 3

Mann-Whitney test and Kruskal-Wallis test were used for obtaining 𝑃 values.