Table 4.

Overall Mean International Normalized Ratio and Mean Standard Deviation for the Three Groups in Trial for Patients with Therapeutic Range 2.0–3.0

Group	No. Of Patients	Mean (INR), P = 0.09476	MEAN (SD),P = 0.00979	P-VALUE (SD)	P-VALUE (SD)
A (TI 2.0–3.0)	39	2.506	0.4421	0.04516 (A vs. C)	0.1744 (A vs. B)
B (TI 2.0–3.0)	31	2.491	0.4169	0.003865 (B vs. C)	—
C (TI 2.0–3.0)	36	2.442	0.5453	—	—

Comparing mean INR and SD with Kruskal–Wallis test and individual SDs between groups with Wilcoxon rank sum test.

TI, therapeutic interval.