Table 5 INR target range, monitoring frequency, and dose of warfarin compared between UMC and PLAC at TASH
Item description | Total (N = 525) n (%) | UMC Group (N = 350) n %) | PLAC Group (N = 175) n (%) | P-value |
|---|---|---|---|---|
Target INR range | ||||
 2.0–3.0 | 441(84.0) | 306 (87.4) | 135 (77.1) | 0.002 |
 2.5–3.5 | 84 (16.0) | 44 (12.6) | 40 (29.9) | |
INR monitoring frequency in days | ||||
 Median (IQR) | 46.45 (36.15–61.6) | 51.54 (37.18–69.14) | 40.08(33.17–48.83) |  < 0.001 |
Number of Visits | ||||
 Median (IQR) | 9 (7–9) | 10 (7–13) | 9 (7–11) | 0.044 |
Average Weekly Dose | ||||
 Median (IQR) | 33.22 (25.9–41.33) | 32.36 (25.21–40.56) | 35 (27–42.5) | 0.239 |
Average daily Dose | ||||
 Median (IQR) | 4.75(3.7–5.9) | 4.62 (3.6–5.80) | 5.00 (3.86–6.07) | 0.239 |