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. 2019 Nov 19;27(12):596–604. doi: 10.1007/s12471-019-01331-x

Table 2.

Self-reported non-adherence in VKA users and NOAC users

VKA (n = 389) NOAC (n = 376) p-value
Any category of non-adherence  95 (24.4%)  68 (18.1%) 0.03
1. Do you sometimes forget to take your medication?  60 (15.4%)  37 (9.8%) 0.02
2. People sometimes miss a dose of their medication for reasons other than forgetting. Over the past 2 weeks, were there any days on which you did not take your medication?   5 (1.3%)  12 (3.2%) 0.09
3. Have you ever cut back or stopped taking your medication without telling your doctor because you felt worse when you took it?   9 (2.3%)   7 (1.9%) 0.80
4. When you travel or are away from home, do you sometimes forget to take your medication?  13 (3.3%)  12 (3.2%) 1
5. Did you take all your medication yesterday?  34 (8.7%)  25 (6.6%) 0.34
6. When you feel like your symptoms are under control, do you sometimes stop taking your medication?   3 (0.8%)   8 (2.1%) 0.14
7. Taking medication every day is a real inconvenience for some people. Do you ever feel hassled about sticking to your treatment plan?  31 (8%)  17 (4.5%) 0.05
8. How often do you have difficulty remembering to take your medication? Never 341 (87.7%) 349 (92.8%) 0.41
Once in a while  33 (8.5%)  20 (5.3%)
Sometimes  14 (3.6%)   4 (1.1%)
Usually   1 (0.3%)   2 (0.5%)
All the time   0 (0%)   1 (0.3%)

VKA vitamin‑K antagonist, NOAC non-vitamin‑K oral anticoagulant