Table 2. Mean percentages of time spent in, under and above therapeutic range and corresponding mean differences.
| Patients with CTEPH (%) | Patients without CTEPH (%) | Mean difference (95%CI) # | |
|---|---|---|---|
| First available VTE: 3-month analysis * | n = 44 | n = 147 | |
| Time under therapeutic range | 13 | 13 | 0 (-6 to 7) |
| Time in therapeutic range | 69 | 73 | -4 (-12 to 4) |
| Time above therapeutic range | 18 | 14 | 4 (-3 to 11) |
| First available VTE: 6-month analysis * | n = 44 | n = 150 | |
| Time under therapeutic range | 12 | 10 | 2 (-3 to 7) |
| Time in therapeutic range | 72 | 78 | -6 (-12 to -0.1) |
| Time above therapeutic range | 16 | 12 | 4 (-1 to 9) |
| First PE only: 3-month analysis ** | n = 35 | n = 147 | |
| Time under therapeutic range | 11 | 13 | -2 (-9 to 5) |
| Time in therapeutic range | 71 | 73 | -2 (-10 to 7) |
| Time above therapeutic range | 17 | 14 | 3 (-4 to 11) |
| First PE only: 6-month analysis ** | n = 35 | n = 150 | |
| Time under therapeutic range | 11 | 10 | 1 (-4 to 6) |
| Time in therapeutic range | 74 | 78 | -4 (-10 to 3) |
| Time above therapeutic range | 15 | 12 | 3 (-3 to 8) |
* Including all patients with INR data from the first available VTE.
** Including all patients with INR data available of the first episode of PE only.
# Independent samples T-test.
Abbreviations: 95%CI, 95% confidence interval; VTE, venous thromboembolism; PE, pulmonary embolism; INR, International Normalized Ratio.