Table 2.
Comparison of clinical characteristics between IPI and non-IPI groups
| Characteristics | IPI group (n = 11) | Non-IPI group (n = 12) | t | P |
|---|---|---|---|---|
| Age, years, mean ± SD | 59.91 ± 14.36 | 53.67 ± 12.09 | 1.131 | 0.271 |
| Men, n (%) | 11 (100) | 8 (66.67) | NA | 0.093 |
| Hypertension, n (%) | 11 (100) | 10 (83.33) | NA | 0.478 |
| Hyperlipidemia, n (%) | 9 (81.82) | 7 (58.33) | NA | 0.371 |
| Diabetes mellitus, n (%) | 6 (54.55) | 6 (50.00) | NA | 1.000 |
| Smoking, n (%) | 7 (63.64) | 5 (41.67) | NA | 0.414 |
| Qualifying stroke event | 11 (100) | 10 (83.33) | NA | 0.478 |
| Days from the qualifying event to VISTA, days, median (IQR) | 10.00 (6–17) | 26.50 (9–201.25) | –1.910 | 0.056 |
SD: Standard deviation; IQR: Interquartile range; VISTA: Volumetric isotropic turbo spin echo acquisition; IPI: Isolated pontine infarction; NA: The variables between two groups were compared by Fisher exact test