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Table 1 Demographic and clinical characteristic of patients on warfarin

From: Time in therapeutic range, quality of life and treatment satisfaction of patients on long-term warfarin for non-valvular atrial fibrillation: a cross-sectional study

Characteristics Total patients, n = 300 Patients TTR (n, %) p value
Good
73 (24.3)
Poor
227 (75.7)
Age (mean ± SD; 95% CI)
 Years 59.7 ± 15.6;
57.9–61.5
57.2 ± 15.0; 53.7–60.7 60.5 ± 15.7;
58.5–62.6
0.559
Gender (n, %)
 Male 172 (57.3) 39 (53.4) 133 (58.6) 0.438
 Female 128 (42.7) 34 (46.6) 94 (41.4)  
Ethnicity (n, %)
 Malay 67 (22.3) 15 (20.5) 52 (22.9) 0.095
 Chinese 68 (22.7) 32 (43.8) 44 (19.4)  
 Native 159 (53.0) 2 (2.7) 127 (55.9)  
 Others 6 (2.0) 2 (1.8) 4 (1.8)  
Partner status (n, %)
 No partner 80 (26.7) 18 (24.7) 62 (27.3) 0.420
 With partner 220 (73.3) 55 (75.3) 165 (72.7)  
Education (n, %)
 None 58 (19.3) 6 (8.2) 52 (22.9) 0.001
 Primary 101 (33.7) 19 (26.0) 82 (36.1)  
 Secondary 115 (38.3) 41 (56.2) 74 (32.6)  
 College/ Tertiary 26 (8.7) 7 (9.6) 19 (8.4)  
Occupation (n, %)
 Unemployed 147 (49.0) 30 (41.1) 117 (51.5) 0.269
 Government dependent/ pensioner 72 (24.0) 19 (26.0) 53 (23.3)  
 Private 81 (27.0) 24 (32.9) 57 (25.1)  
Diet (n, %)
 Non-vegetarian/vegan 285 (95.0) 69 (94.5) 216 (95.2) 0.829
 Vegetarian/vegan 15 (5.0) 4 (5.5) 11 (4.8)  
Alcohol (n, %)
 No 294 (98.0) 71 (97.3) 223 (98.2) 0.604
 Yes 6 (2.0) 2 (2.7) 4 (1.8)  
Comorbidities (n, %)
 Congestive cardiac failure* 54 (18.0) 16 (21.9) 38 (16.7) 0.317
 Hypertension* 176 (58.7) 36 (49.3) 140 (61.7) 0.062
 Diabetes mellitus* 52 (17.3) 11 (15.1) 41 (18.1) 0.557
 Stroke/TIA//thromboembolism* 11 (3.7) 6 (8.2) 5 (2.2) 0.017
 Vascular disease* 0 0 0 NA
 Others* 67 (22.3) 12 (16.4) 55 (24.2) 0.164
CHA2DS2-VASc
 None 2.0 ± 1.3
1.8–2.1
1.8 ± 1.1
1.6–2.1
2.0 ± 1.4
1.9–2.2
0.204
Treatment duration (mean ± SD; 95% CI)
 Years 6.3 ± 6.5;
5.5–7.0
7.8 ± 8.3;
5.9–9.8
5.7 ± 5.7;
5.0–6.5
 < 0.001
TTR (mean ± SD; 95% CI)
 % 47.0 ± 17.3;
45.0–48.9
70.2 ± 8.7;
68.2–72.2
39.5 ± 11.9;
38.0–41.1
0.006
Hospitalization (n, %)
 No 245 (81.7) 58 (79.5) 187 (82.4) 0.574
 Yes 55 (18.3) 15 (20.5) 40 (17.6)  
  1. TTR time in therapeutic range, SD standard deviation, 95% CI 95% confidence interval
  2. *Each of the comorbidity is over total patients
  3. Figures in bold are statistically significant