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Table 5 TTR in relation to the SAMe TT2R2 and new scoring system (ACAChE score)

From: Factors predicting poor anticoagulant control on warfarin in a Thai population with non-valvular atrial fibrillation (NVAF): the ACAChE score

  The SAMe TT2R2 New scoring system (ACAChE score)
n (%) TTR (%):
Mean ± SD
p value n (%) TTR (%):
Mean ± SD
p value
0    0.224 23 (2.66) 45.99 ± 27.39 < 0.001
1    12 (1.39) 48.37 ± 23.89
2 216 (24.89) 48.13 ± 28.07  276 (31.94) 51.53 ± 27.38
3 365 (42.12) 46.35 ± 26.10  218 (25.23) 48.10 ± 25.45
4 248 (28.65) 42.93 ± 26.13  74 (8.57) 41.71 ± 26.03
5 27 (3.42) 46.13 ± 27.30  122 (14.12) 43.69 ± 25.16
6 8 (0.91) 36.25 ± 26.45  40 (4.63) 32.88 ± 25.00
7     56 (6.48) 39.50 ± 24.86
8     12 (1.39) 44.63 ± 31.55
9     19 (2.20) 23.33 ± 19.95
10    3 (0.34) 10.13 ± 8.81
11    9 (1.04) 20.37 ± 17.11
Cut off
0–2 216 (24.89) 48.13 ± 28.07 0.124 311 (35.00) 50.99 ± 27.22 < 0.001
≥ 3 648 (75.11) 44.91 ± 26.18 553 (64.00) 42.72 ± 25.94
0–3 581 (67.01) 47.01 ± 26.84 0.040 529 (61.23) 49.80 ± 26.52 < 0.001
≥ 4 283 (32.99) 43.05 ± 26.20 335 (38.77) 39.21 ± 25.69