Table 3.

Time in Therapeutic Range and Number of International Normalized Ratio Measurements in Therapeutic Range for Groups A, B, and C (Conventional Group)

Group	No. Of Patients	Months	Average Months Per Patient	Days In TR (%) (95% Confidence Interval)	P-Value	P-Value	No. Of Inr Measurements In TR (%) (95% Confidence Interval)	P-Value	P-Value
A	46	507.2	11.03	12,288 (79.7) (79.0–80.3)	<2.2 × 10−16 (A vs. C)	0.2516 (A vs. B)	1,635 (78.3) (76.5–80.1)	1.046 × 10−10 (A vs. C)	0.0321 (A vs. B)
B	37	406.0	10.97	9,904 (80.2) (79.4–80.9)	<2.2 × 10−16 (B vs. C)	—	2,407 (80.8) (79.3–82.1)	<2.2 × 10−16 (B vs. C)	—
C	40	461.0	11.52	10,195 (72.7) (71.9–73.4)	—	—	616 (67.2) (64.1–70.2)	—	—

p-values are found with chi-squared test.

TR, therapeutic range.